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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.

A379997 Expansion of e.g.f. 1/(exp(x) - x*exp(2*x))^2.

Table of values

n a(n)
0 1
1 0
2 6
3 22
4 224
5 2138
6 25732
7 351846
8 5458224
9 94441042
10 1803255404
11 37652268014
12 853321021192
13 20858236815258
14 546941712302052
15 15313467390967222
16 455933682027961184
17 14383416438784605602
18 479254037890010238172
19 16817855455956128823486
20 619953003446894086537656

List of values

[1, 0, 6, 22, 224, 2138, 25732, 351846, 5458224, 94441042, 1803255404, 37652268014, 853321021192, 20858236815258, 546941712302052, 15313467390967222, 455933682027961184, 14383416438784605602, 479254037890010238172, 16817855455956128823486, 619953003446894086537656]

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

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