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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.

A053492 REVEGF transform of [1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, ...].

Table of values

n a(n)
1 1
2 2
3 15
4 184
5 3155
6 69516
7 1871583
8 59542064
9 2185497819
10 90909876100
11 4226300379983
12 217152013181544
13 12219893000227107
14 747440554689309404
15 49374719534173925055
16 3503183373320829575008
17 265693897270211120103563
18 21451116469521758657525748

List of values

[1, 2, 15, 184, 3155, 69516, 1871583, 59542064, 2185497819, 90909876100, 4226300379983, 217152013181544, 12219893000227107, 747440554689309404, 49374719534173925055, 3503183373320829575008, 265693897270211120103563, 21451116469521758657525748]

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

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