Long positions are marked with asterisks (*).
Thomas Blok contributed many solutions.
{8,12}
{6,9}
{12,15,18}
{12,18,21}
{18,24,27,30,33}
{18,24,27}
{18,24,30,33,39}
{18,24,30,45,51}
{18,24,30,51,57}
{18,24,33}
{18,24,39}
{21,30,33,39,45,48}
{24,27,30,33,36,39,42}
{4,6}
{8,10,22}*
{8,12,n,n+4}* where n=10,18,26,...
{8,12}
{8,14}
{8,18,28}
{8,20,26}
{8,20,30}
{8,34,36}
{10,12,18}
{10,14,16,18}
{10,14,18,22}
{10,14}
{10,16,24}
{10,18,26,34}
{10,26,34,42}
{10,26,42,58}
{10,26}
{10,28,32,36}
{10,28,36,44}
{10,32,38,44}
{10,32,48}
{10,32,54,76}
{10,34,46,58}
{10,36,42,48}
{10,36,44,52}
{10,36,52,68}
{10,38,42,46}
{10,38,46,54}
{10,42,44,46}
{10,46,64,82}
{12,14,16,18,20}
{12,14,16}
{12,14,20,22}
{12,16,18}
{12,16,20,22,26}
{12,16,20,54,58}
{12,16,20,70,74}
{12,16,22}
{12,20,22,28,30}
{12,20,26,28,34}
{12,20,28,30,38}
{12,20,28,34,42}
{12,20,28,38,46}
{12,20,28,42,50}
{12,20,28,46,54}
{12,20,34}
{12,20,38}
{12,20,42}
{12,22,26,28,32}
{12,22,26,40}
{12,22,30,32,40}
{12,22,30}
{12,26,28,42,44}
{12,26,28}
{12,26,34,44}
{12,28,30,32,34}
{12,28,32,38,42}
{12,28,32,46,50}
{12,28,32,54,58}
{12,28,34,44,50}
{12,28,38,44,54}
{12,28,42,44,58}
{12,28,42}
{12,28,44,46,62}
{12,28,58}
{12,30,40}
{12,32,46,52,66}
{12,32,52,54,74}
{12,32,52,62,82}
{12,32,54}
{12,32,58}
{12,32,62}
{12,34,40,62}
{12,34,42}
{12,38,42}
{12,38,46,68}
{12,40,44,46,50}
{12,40,46}
{12,40,50}
{14,16,18,20,22,24}
{14,16,20,26}
{14,18,22,24,26,30}
{14,18,22,26,30,34}
{14,20,22,26,30,32}
{14,20,24,30,36}
{14,20,36,44}
{14,20,46,52}
{14,22,24,34},
{14,22,26,30,34,38}
{14,22,30,34,38,46}
{14,22,34,54}
{14,24,26,36,46}
{14,24,32,34,36,44}
{14,26,30,38,46,50}
{14,26,32,38,44,50}
{14,26,36,44}
{14,26,44,60}
{14,26,48,50}
{14,26,64,76}
{14,26}
{14,32,34,50}
{14,34,36,40,44,46}
{14,34,36,54,74}
{16,18,20,22}
{16,18,22,26}
{16,18,22,28,30}
{16,18,24,26,38}
{16,18,24,26,28,30}
{16,20,22,24,26,28,30}
{16,20,22,24}
{16,20,22,28,34}
{16,20,26,28,38}
{16,20,28,30,42}
{16,20,28,38,50}
{16,20,30,34,44}
{16,20,34}
{16,20,38,42,44}
{16,20,46}
{16,22,24,26,28,30,34}*
{16,22,26,28,34,36,40}
{16,22,26,28}
{16,22,26,30,36,40}
{16,22,28,36,42}
{16,22,30,34,40}
{16,22,34,36,42}
{16,22,42,50,52}
{16,22,42,68}
{16,24,30,38,44,52,58}
{16,24,30,38,52,66}
{16,24,30,38,74}
{16,24,38,44}
{16,24,38,46,52,60,74}
{16,24,38,46,68,90}
{16,24,38,52}
{16,26,28,30}
{16,26,28,36,46}
{16,26,30,34}
{16,26,30,38,44}
{16,26,34,38,40,44}
{16,26,36,38,44,46,56}
{16,26,36,46,56,66,76}
{16,26,36,56}
{16,26,38,46,60}
{16,26,38,62}
{16,26,62,72,82}
{16,28,30,34,52}
{16,28,30,36,50}
{16,28,30,40,42,52,54}
{16,28,34,40}
{16,30,40,44}
{16,30,44,50,68}
{18,20,22,24,34}
{18,20,22,26,34}
{18,20,22,46}
{18,20,22,30,32,34}
{18,20,24,28,34}
{18,20,24,30,32,34}
{18,20,24}
{18,20,26,28,30,32,34}
{18,20,28,32}
{18,20,28,44}
{18,20,30,34,46}
{18,20,32,34,46,48}
{18,20,32,42,44}
{18,20,34,42,44,50}
{18,20,34,50,66}
{18,20,42,44,46,48}
{18,20,44,52}
{18,20,48,50,52}
{18,20,52,68}
{18,20,70}
{18,22,26,28,30,32,34,38}
{18,22,26,30,34,38,42,46}
{18,22,28,38}
{18,22,32,42,46,56}
{18,22,32,46,48,60}
{18,22,32,48,52}
{18,22,38,42,46,50}
{18,22,38,52}
{18,22,42,46,48,50}
{18,22,46,48,50,52}
{18,22,48,52,56,60}
{18,22,50,82}
{18,22,70,74}
{18,24,26,28,38}
{18,24,26,30,32,34,38,40}
{18,24,26,30,38,46}
{18,24,26}
{18,24,28,30,34,38,40,44}
{18,24,28,30,40,50}
{18,24,28,32,38,44}
{18,24,30,32,38,44,46,52}
{18,24,30,32,44,58}
{18,24,34}
{18,26,28,30,34,38,40,42}
{18,26,28,34,38,42,48,50}
{18,26,30}
{18,28,30,32,44}
{18,28,30,38,44,50}
{18,28,30}
{18,28,32,34,38,42,44,48}
{18,28,32,38,40,42,48,52}
{18,28,34,38,48,58}
{18,30,32}
{20,22,24,26,28,30,32,34,36}
{20,22,24,26,28,36}*
{20,22,24,26,30}
{20,22,24,26,36,38}
{20,22,24,28,32}
{20,22,24,28,36,38}
{20,22,24,30,32}
{20,22,26,28,34}
{20,22,26,30,34}
{20,22,26,32,34,36,38}
{20,22,28,30,36,38,46}
{20,22,28,38}
{20,22,30}
{20,24,26,28,30,32,34,36,38}
{20,24,26,28,30}
{20,24,26,30,34}
{20,24,28,30,32,34,36,38,42}
{20,24,28,32,38}
{20,24,28,36,42,58}
{20,26,28,30,32,34,36,38,42}*
{20,26,30,32,36}
{20,26,30,36,42,58,64}
{22,24,26,28,30,32,34,36,38,40}
{22,24,26,28,32,42}
{22,24,26,32,34,42}
{22,24,26,34,36,38,40,42}
{22,24,28,32,36,42}
{22,24,28,32,38,40,42}
{22,24,28,34,36,38,40,42}
{22,24,28,40}
{22,24,30,32,38,40,42,50}
{22,26,28,30,32,34,36,38,40,42}
{22,26,28,32,38,42,46}
{22,26,30,32,34,36,38,40,42,46}
{22,28,30,34,36,38,40,42,46,48}
{22,28,32,36,40,48}
{24,26,28,30,32,34}
{24,26,28,30,32,34,36,38,40,42,44,46}*
{24,26,28,30,32,44,46}
{24,26,28,30,34,38}
{24,26,28,30,34,44,46}
{24,26,28,30,36,38}
{24,26,28,32,36,40}
{24,28,30,34,36,38,40,42,44,46,50}*
{24,28,32,34,36,38,40,42,44,46,50,54}*
{28,30,32,34,36,38,40,42,44,46,48,50,52}