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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.

A281428 E.g.f. C(x) satisfies: C(x) = cosh( Integral C(x)^4 dx ).

Table of values

n a(n)
0 1
1 1
2 17
3 865
4 88865
5 15335425
6 3993275825
7 1462392957025
8 716611617346625
9 452780458211706625
10 358439197464543820625
11 347486061804813737430625
12 404905203733448633060470625
13 558379985997479451541000890625
14 899457522079287575519574474640625
15 1673555570600439849976672764510390625
16 3562028724551236205811767300836022890625

List of values

[1, 1, 17, 865, 88865, 15335425, 3993275825, 1462392957025, 716611617346625, 452780458211706625, 358439197464543820625, 347486061804813737430625, 404905203733448633060470625, 558379985997479451541000890625, 899457522079287575519574474640625, 1673555570600439849976672764510390625, 3562028724551236205811767300836022890625]

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

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