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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.

A326433 E.g.f.: exp(-2) * Sum_{n>=0} (exp(n*x) + 1)^n / n!.

Table of values

n a(n)
0 1
1 3
2 29
3 474
4 11349
5 366289
6 15125300
7 770762673
8 47199596441
9 3403242019876
10 284281430425747
11 27150503912943937
12 2932403885598294838
13 354869660881411722107
14 47739034071736749352125
15 7090201955561116768761250
16 1155624866838027573814278801
17 205611555585528308269669174557
18 39746979329229607204823274477284

List of values

[1, 3, 29, 474, 11349, 366289, 15125300, 770762673, 47199596441, 3403242019876, 284281430425747, 27150503912943937, 2932403885598294838, 354869660881411722107, 47739034071736749352125, 7090201955561116768761250, 1155624866838027573814278801, 205611555585528308269669174557, 39746979329229607204823274477284]

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

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