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.

A212442 G.f.: exp( Sum_{n>=1} A002203(n)^3 * x^n/n ), where A002203 is the companion Pell numbers.

Table of values

n a(n)
0 1
1 8
2 140
3 1864
4 26602
5 373080
6 5253564
7 73911192
8 1040045475
9 14634444720
10 205922568360
11 2897549559600
12 40771618763540
13 573700205699920
14 8072574516567400
15 113589743388536528
16 1598328982089075749
17 22490195492277648120
18 316461065874934143252

List of values

[1, 8, 140, 1864, 26602, 373080, 5253564, 73911192, 1040045475, 14634444720, 205922568360, 2897549559600, 40771618763540, 573700205699920, 8072574516567400, 113589743388536528, 1598328982089075749, 22490195492277648120, 316461065874934143252]

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

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