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.

A385909 Expansion of g.f. A(x) satisfying 0 = Sum_{n=-oo..+oo} x^n * (x^(2*n) - A(x))^(3*n+1).

Table of values

n a(n)
0 1
1 1
2 3
3 9
4 31
5 122
6 493
7 2086
8 9106
9 40764
10 186206
11 865068
12 4076020
13 19437711
14 93655043
15 455293416
16 2230636436
17 11003483165
18 54607084364
19 272453502850
20 1365876088389
21 6876896373019
22 34757806185051
23 176291771193079
24 897001780346928
25 4577362669389502
26 23420275560794225
27 120123996076924029

List of values

[1, 1, 3, 9, 31, 122, 493, 2086, 9106, 40764, 186206, 865068, 4076020, 19437711, 93655043, 455293416, 2230636436, 11003483165, 54607084364, 272453502850, 1365876088389, 6876896373019, 34757806185051, 176291771193079, 897001780346928, 4577362669389502, 23420275560794225, 120123996076924029]