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.

A303289 E.g.f. A(x) satisfies: e = Sum_{n>=0} (1/n!) * (1+x)^(n^2) / A(x)^n.

Table of values

n a(n)
0 1
1 2
2 5
3 31
4 390
5 7926
6 229448
7 8769552
8 421254088
9 24578690456
10 1699003652752
11 136526757080176
12 12565047627623648
13 1308650039442105504
14 152723805589647826368
15 19806995417441865105472
16 2834647872410303847945600
17 444947841160313990957842304
18 76198407065481146373641422336
19 14170329519388795065500512696832

List of values

[1, 2, 5, 31, 390, 7926, 229448, 8769552, 421254088, 24578690456, 1699003652752, 136526757080176, 12565047627623648, 1308650039442105504, 152723805589647826368, 19806995417441865105472, 2834647872410303847945600, 444947841160313990957842304, 76198407065481146373641422336, 14170329519388795065500512696832]