7 7 4 ## Isomorphism class reps of idempotent semisymmetric LS of order 7
acbedgf
cbafgde
bacgfed
efgdabc
dgfaecb
gdebcfa
fedcbag

acbedgf
cbafged
bacgfde
egfdabc
dfgaecb
gdecbfa
fedbcag

acdefgb
gbafced
becagdf
cgfdabe
dfbgeac
edgcbfa
faebdcg

acdefgb
gbafdce
bfcaged
cegdabf
dgfbeac
edbgcfa
faecbdg

A complete list.