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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.

A308331 a(n) = n! * [x^n] exp(exp(n*x)/(1 + x) - 1).

Table of values

n a(n)
0 1
1 0
2 3
3 50
4 1449
5 61724
6 3608515
7 275520972
8 26505128433
9 3125830471928
10 442286373458691
11 73789189395157730
12 14309059313820886681
13 3186711239965235356776
14 806772967716453793227523
15 230153293624841114893344854
16 73420355768107554901016231265

List of values

[1, 0, 3, 50, 1449, 61724, 3608515, 275520972, 26505128433, 3125830471928, 442286373458691, 73789189395157730, 14309059313820886681, 3186711239965235356776, 806772967716453793227523, 230153293624841114893344854, 73420355768107554901016231265]

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

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