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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.

A336024 Expansion of e.g.f. (1 + sinh(x)) / cos(x).

Table of values

n a(n)
0 1
1 1
2 1
3 4
4 5
5 36
6 61
7 624
8 1385
9 18256
10 50521
11 814144
12 2702765
13 51475776
14 199360981
15 4381112064
16 19391512145
17 482962852096
18 2404879675441
19 66942218896384
20 370371188237525
21 11394877025289216
22 69348874393137901
23 2336793875186479104
24 15514534163557086905

List of values

[1, 1, 1, 4, 5, 36, 61, 624, 1385, 18256, 50521, 814144, 2702765, 51475776, 199360981, 4381112064, 19391512145, 482962852096, 2404879675441, 66942218896384, 370371188237525, 11394877025289216, 69348874393137901, 2336793875186479104, 15514534163557086905]

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

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