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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.

A219269 G.f. satisfies: A(x) = Sum_{n>=0} x^n/A(x)^n * Product_{k=0..n} k!.

Table of values

n a(n)
0 1
1 1
2 1
3 8
4 247
5 33184
6 24678266
7 125237615376
8 5055581949347115
9 1834887966372111613136
10 6658588234946979374670842054
11 265790194051800257952649093995518288
12 127313960109916568757252293587045497552163302
13 792786695940715289991550398242378268738388375150573312

List of values

[1, 1, 1, 8, 247, 33184, 24678266, 125237615376, 5055581949347115, 1834887966372111613136, 6658588234946979374670842054, 265790194051800257952649093995518288, 127313960109916568757252293587045497552163302, 792786695940715289991550398242378268738388375150573312]

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

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