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.

A132608 Self-convolution square-root of A062817 (offset 2); thus g.f. A(x) satisfies: A(x)^2 = Sum_{n>=2} A062817(n)*x^n, where A062817(n) = Sum_{k=0..n} (n-k)^k*k^(n-k).

Table of values

n a(n)
1 1
2 2
3 9
4 58
5 469
6 4530
7 50491
8 634790
9 8861043
10 135750454
11 2262315973
12 40726646802
13 787471241647
14 16275700505510
15 358103286781293
16 8357593147404346
17 206241859929682177
18 5366082228239257410

List of values

[1, 2, 9, 58, 469, 4530, 50491, 634790, 8861043, 135750454, 2262315973, 40726646802, 787471241647, 16275700505510, 358103286781293, 8357593147404346, 206241859929682177, 5366082228239257410]