A032206 Number of connected functions on n points with a loop of length 10.

1, 1, 7, 34, 158, 655, 2578, 9619, 34659, 120966, 412214, 1375861, 4516058, 14611989, 46712942, 147798787, 463512254, 1442513910, 4459548539, 13706894100, 41915906463, 127607366453, 386953440455, 1169295277193, 3522431890950, 10581852932516, 31711045921908

Offset

10,3

Links

Andrew Howroyd, Table of n, a(n) for n = 10..500

Christian G. Bower, Transforms (2)

Formula

"CIK[ 10 ]" (necklace, indistinct, unlabeled, 10 parts) transform of A000081.

a(n) ~ A187770 * A051491^n / n^(3/2). - Vaclav Kotesovec, Dec 25 2020

Crossrefs

Column 10 of A339428.

Sequence in context: A335087 A213119 A099242 * A124466 A055271 A209890

Adjacent sequences: A032203 A032204 A032205 * A032207 A032208 A032209

Keyword

nonn

Author

Christian G. Bower

Extensions

Terms a(34) and beyond from Andrew Howroyd, Dec 04 2020

Status

approved