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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.

A084136 Binomial transform of cosh(sqrt(2)*x)^2.

Table of values

n a(n)
0 1
1 1
2 5
3 13
4 57
5 201
6 797
7 2997
8 11569
9 44113
10 169205
11 647197
12 2478825
13 9488025
14 36327821
15 139071813
16 532438369
17 2038379425
18 7803827429
19 29876310829
20 114379413657
21 437893003113
22 1676441901821
23 6418134825429
24 24571362963601

List of values

[1, 1, 5, 13, 57, 201, 797, 2997, 11569, 44113, 169205, 647197, 2478825, 9488025, 36327821, 139071813, 532438369, 2038379425, 7803827429, 29876310829, 114379413657, 437893003113, 1676441901821, 6418134825429, 24571362963601]

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

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