cp's OEIS Frontend

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.

A143155 E.g.f.: A(x) = -log(1 - x - A(x)^2).

Table of values

n a(n)
1 1
2 3
3 26
4 376
5 7614
6 198248
7 6309092
8 237291388
9 10297903920
10 506495785632
11 27842563031304
12 1691646018671376
13 112569103111005072
14 8142200129607522288
15 636046143210331062048
16 53366672768969064921024

List of values

[1, 3, 26, 376, 7614, 198248, 6309092, 237291388, 10297903920, 506495785632, 27842563031304, 1691646018671376, 112569103111005072, 8142200129607522288, 636046143210331062048, 53366672768969064921024]

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

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