Number of transitive PSL_2(ZZ) actions on a finite dotted and labeled set of size n.

A121356

Number of transitive PSL_2(ZZ) actions on a finite dotted and labeled set of size n.

Terms

    a(0) =1a(1) =2a(2) =24a(3) =192a(4) =600a(5) =15840a(6) =211680a(7) =1612800a(8) =43545600a(9) =961632000a(10) =11416204800a(11) =365957222400

External references