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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.

A380648 Expansion of e.g.f. (1/x) * Series_Reversion( x * exp(-4*x)/(1 + x)^4 ).

Table of values

n a(n)
0 1
1 8
2 188
3 7816
4 475096
5 38289504
6 3857806144
7 467330651456
8 66209818738176
9 10747317030192640
10 1967261819870112256
11 400989528160028255232
12 90087157573721153554432
13 22119056538323287540637696
14 5893098619063477612068864000
15 1693364632974231188010697990144

List of values

[1, 8, 188, 7816, 475096, 38289504, 3857806144, 467330651456, 66209818738176, 10747317030192640, 1967261819870112256, 400989528160028255232, 90087157573721153554432, 22119056538323287540637696, 5893098619063477612068864000, 1693364632974231188010697990144]

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

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