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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.

A002907 High temperature series in v = tanh(J/kT) for residual correlation function (correction to susceptibility) for the spin-1/2 Ising model on square lattice.

Table of values

n a(n)
0 2
1 2
2 20
3 38
4 146
5 368
6 1070
7 2824
8 7680
9 19996
10 53024
11 136350
12 355254
13 906254
14 2331416
15 5909810
16 15067236
17 37992680
18 96210436
19 241564514
20 608469654
21 1522388638
22 3818281784
23 9525139886
24 23806217352
25 59237754234
26 147621207142
27 366533832540
28 911151508282

List of values

[2, 2, 20, 38, 146, 368, 1070, 2824, 7680, 19996, 53024, 136350, 355254, 906254, 2331416, 5909810, 15067236, 37992680, 96210436, 241564514, 608469654, 1522388638, 3818281784, 9525139886, 23806217352, 59237754234, 147621207142, 366533832540, 911151508282]

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

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