Number of permutations sigma of [n] without fixed points such that sigma^6 = Id.

A261317

Number of permutations sigma of [n] without fixed points such that sigma^6 = Id.

Terms

    a(0) =1a(1) =0a(2) =1a(3) =2a(4) =3a(5) =20a(6) =175a(7) =210a(8) =4585a(9) =24920a(10) =101745a(11) =1266650a(12) =13562395a(13) =48588540a(14) =1082015935a(15) =9135376250a(16) =63098660625

External references