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.

A372463 Coefficient of x^n in the expansion of 1 / ( (1-x) * (1-x+x^3)^2 )^n.

Table of values

n a(n)
0 1
1 3
2 21
3 159
4 1261
5 10268
6 85065
7 713345
8 6036381
9 51438741
10 440780736
11 3794261496
12 32784723361
13 284184613586
14 2470101750095
15 21520640950334
16 187885215032925
17 1643315666085399
18 14396340879235851
19 126302446713155886
20 1109524512806397656

List of values

[1, 3, 21, 159, 1261, 10268, 85065, 713345, 6036381, 51438741, 440780736, 3794261496, 32784723361, 284184613586, 2470101750095, 21520640950334, 187885215032925, 1643315666085399, 14396340879235851, 126302446713155886, 1109524512806397656]

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

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