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.

A380808 Expansion of e.g.f. (1/x) * Series_Reversion( x * exp(-2*x) / (1 + x*exp(-x)) ).

Table of values

n a(n)
0 1
1 3
2 24
3 335
4 6812
5 183397
6 6168406
7 249350285
8 11785793352
9 638146503593
10 38960123581154
11 2648475653518081
12 198429466488527164
13 16246940820392924189
14 1443430758561178861758
15 138305198841617791230533
16 14217431594874334746229520
17 1560842183273111251153540945

List of values

[1, 3, 24, 335, 6812, 183397, 6168406, 249350285, 11785793352, 638146503593, 38960123581154, 2648475653518081, 198429466488527164, 16246940820392924189, 1443430758561178861758, 138305198841617791230533, 14217431594874334746229520, 1560842183273111251153540945]