Number of endofunctions on [n] whose cycle lengths are divisors of 8.

A246528

Number of endofunctions on [n] whose cycle lengths are divisors of 8.

Terms

    a(0) =1a(1) =1a(2) =4a(3) =25a(4) =224a(5) =2601a(6) =37072a(7) =626137a(8) =12232320a(9) =271494865a(10) =6750538496a(11) =185923318329

External references