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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.

A299786 Expansion of Product_{k>=1} (1 + k^(k-1)*x^k).

Table of values

n a(n)
0 1
1 1
2 2
3 11
4 73
5 707
6 8547
7 127379
8 2237804
9 45511484
10 1049155214
11 27060763974
12 771662014455
13 24109614539775
14 818906748562249
15 30044648617150066
16 1184045057676213763
17 49883902402848781573
18 2237286132689496359239
19 106426356238092171308928
20 5352031894869594850387969

List of values

[1, 1, 2, 11, 73, 707, 8547, 127379, 2237804, 45511484, 1049155214, 27060763974, 771662014455, 24109614539775, 818906748562249, 30044648617150066, 1184045057676213763, 49883902402848781573, 2237286132689496359239, 106426356238092171308928, 5352031894869594850387969]

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

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