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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.

A321605 G.f. A(x) satisfies: 1 = Sum_{n>=0} ((1+x)^(5*n) - A(x))^n.

Table of values

n a(n)
0 1
1 5
2 35
3 1110
4 61830
5 4607001
6 422112085
7 45521033720
8 5625206604320
9 782244114339935
10 120812011501389376
11 20514224767917807795
12 3798925417133114909240
13 762102329400356260363990
14 164678708686403817727101920
15 38140958485665617437764886383
16 9427520984195812306085385378080
17 2477372683628569966077893189614835
18 689743886246438120027048924784220410

List of values

[1, 5, 35, 1110, 61830, 4607001, 422112085, 45521033720, 5625206604320, 782244114339935, 120812011501389376, 20514224767917807795, 3798925417133114909240, 762102329400356260363990, 164678708686403817727101920, 38140958485665617437764886383, 9427520984195812306085385378080, 2477372683628569966077893189614835, 689743886246438120027048924784220410]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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