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.

A357233 a(n) = coefficient of x^n in power series A(x) such that: 0 = Sum_{n>=0} (-1)^n * x^(n*(n-1)/2) * A(x)^(n*(n+1)/2).

Table of values

n a(n)
0 1
1 1
2 3
3 11
4 46
5 207
6 980
7 4810
8 24258
9 124951
10 654587
11 3476985
12 18682885
13 101372340
14 554655435
15 3056823864
16 16953795008
17 94555853982
18 529986289496
19 2983788539017
20 16865736120654
21 95677703975144
22 544554485912572
23 3108656601838926
24 17794927199793895

List of values

[1, 1, 3, 11, 46, 207, 980, 4810, 24258, 124951, 654587, 3476985, 18682885, 101372340, 554655435, 3056823864, 16953795008, 94555853982, 529986289496, 2983788539017, 16865736120654, 95677703975144, 544554485912572, 3108656601838926, 17794927199793895]