Number of endofunctions on [n] such that no element has a preimage of cardinality eight.

A245412

Number of endofunctions on [n] such that no element has a preimage of cardinality eight.

Terms

    a(0) =1a(1) =1a(2) =4a(3) =27a(4) =256a(5) =3125a(6) =46656a(7) =823543a(8) =16777208a(9) =387419841a(10) =9999963550a(11) =285309855611

External references