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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.

A380800 Expansion of e.g.f. ( (1/x) * Series_Reversion( x * exp(-x / (1 - x)^2) * (1 - x)^3 ) )^2.

Table of values

n a(n)
0 1
1 8
2 142
3 4088
4 165576
5 8711752
6 566093104
7 43882188408
8 3957135262720
9 407285038758536
10 47138933615042304
11 6062383519783848952
12 857919091977394542592
13 132511278843714141837000
14 22185703881021997753194496
15 4002648943012304165391154808
16 774212130931445685605345918976

List of values

[1, 8, 142, 4088, 165576, 8711752, 566093104, 43882188408, 3957135262720, 407285038758536, 47138933615042304, 6062383519783848952, 857919091977394542592, 132511278843714141837000, 22185703881021997753194496, 4002648943012304165391154808, 774212130931445685605345918976]

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

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