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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.

A296792 Expansion of e.g.f. (sec(x) + tan(x))/sqrt(1 - 2*x).

Table of values

n a(n)
0 1
1 2
2 6
3 29
4 196
5 1721
6 18622
7 239427
8 3563880
9 60247537
10 1139848346
11 23857033243
12 547234058732
13 13650416199369
14 367871731383990
15 10651249531927427
16 329733427896399952
17 10868107639700229857
18 379980639501713082034
19 14046060369812427842859
20 547335961798415004947220

List of values

[1, 2, 6, 29, 196, 1721, 18622, 239427, 3563880, 60247537, 1139848346, 23857033243, 547234058732, 13650416199369, 367871731383990, 10651249531927427, 329733427896399952, 10868107639700229857, 379980639501713082034, 14046060369812427842859, 547335961798415004947220]

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

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