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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.

A047799 a(n) = Sum_{k=0..n} C(n,k)*Stirling1(n,k)^2.

Table of values

n a(n)
0 1
1 1
2 3
3 40
4 1015
5 40631
6 2334766
7 180836664
8 18067408311
9 2254675244287
10 342877692847261
11 62311687363814736
12 13318714515734069806
13 3304254169559017642774
14 940912768920331123369272
15 304601441677789509306775856

List of values

[1, 1, 3, 40, 1015, 40631, 2334766, 180836664, 18067408311, 2254675244287, 342877692847261, 62311687363814736, 13318714515734069806, 3304254169559017642774, 940912768920331123369272, 304601441677789509306775856]

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

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