cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A134956 Number of hyperforests with n labeled vertices: analog of A134954 when edges of size 1 are allowed (with no two equal edges).

Table of values

n a(n)
0 1
1 2
2 8
3 64
4 880
5 17984
6 495296
7 17255424
8 728771584
9 36208782336
10 2069977144320
11 133869415030784
12 9664049202221056
13 770400218809384960
14 67219977066339008512
15 6372035504466437079040
16 652103070162164448952320
17 71656927837957783339925504

List of values

[1, 2, 8, 64, 880, 17984, 495296, 17255424, 728771584, 36208782336, 2069977144320, 133869415030784, 9664049202221056, 770400218809384960, 67219977066339008512, 6372035504466437079040, 652103070162164448952320, 71656927837957783339925504]