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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.

A022591 Expansion of Product_{m>=1} (1+q^m)^27.

Table of values

n a(n)
0 1
1 27
2 378
3 3681
4 28134
5 180144
6 1005957
7 5032422
8 22986801
9 97229361
10 384953553
11 1438738443
12 5110502256
13 17348445108
14 56541857409
15 177611637141
16 539501563962
17 1589134470966
18 4550281700055
19 12692702415312
20 34556103662778
21 91975719684573
22 239686155975618

List of values

[1, 27, 378, 3681, 28134, 180144, 1005957, 5032422, 22986801, 97229361, 384953553, 1438738443, 5110502256, 17348445108, 56541857409, 177611637141, 539501563962, 1589134470966, 4550281700055, 12692702415312, 34556103662778, 91975719684573, 239686155975618]

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

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