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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.

A307811 Expansion of 1/AGM(1-45*x, sqrt((1-25*x)*(1-81*x))).

Table of values

n a(n)
0 1
1 49
2 2601
3 148225
4 8970025
5 570111129
6 37678303881
7 2567836387809
8 179267329355625
9 12754414737348025
10 921185098227422161
11 67340346156989933769
12 4971327735657992896201
13 369994703739586257235225
14 27725052308247030792515625
15 2089567204521186409129541025

List of values

[1, 49, 2601, 148225, 8970025, 570111129, 37678303881, 2567836387809, 179267329355625, 12754414737348025, 921185098227422161, 67340346156989933769, 4971327735657992896201, 369994703739586257235225, 27725052308247030792515625, 2089567204521186409129541025]

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

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