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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.

A082133 Expansion of e.g.f. x*exp(2*x)*cosh(x).

Table of values

n a(n)
0 0
1 1
2 4
3 15
4 56
5 205
6 732
7 2555
8 8752
9 29529
10 98420
11 324775
12 1062888
13 3454373
14 11160268
15 35872275
16 114791264
17 365897137
18 1162261476
19 3680494655
20 11622614680
21 36611236221
22 115063885244
23 360882185515
24 1129718145936

List of values

[0, 1, 4, 15, 56, 205, 732, 2555, 8752, 29529, 98420, 324775, 1062888, 3454373, 11160268, 35872275, 114791264, 365897137, 1162261476, 3680494655, 11622614680, 36611236221, 115063885244, 360882185515, 1129718145936]

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

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