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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.

A304399 G.f. A(x) satisfies: [x^n] (1+x)^((n+1)^4) / A(x) = 0 for n>0.

Table of values

n a(n)
0 1
1 16
2 2200
3 1809920
4 4241345876
5 20919209023760
6 185887334702902784
7 2699985099706935115520
8 59877289873410663776378876
9 1926339929784486079047963326480
10 86370374435881318779333300624751016
11 5225229347181019896500110654738959018752
12 415299644168495653846091996394573044842672676

List of values

[1, 16, 2200, 1809920, 4241345876, 20919209023760, 185887334702902784, 2699985099706935115520, 59877289873410663776378876, 1926339929784486079047963326480, 86370374435881318779333300624751016, 5225229347181019896500110654738959018752, 415299644168495653846091996394573044842672676]

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

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