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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.

A380666 Expansion of e.g.f. (1/x) * Series_Reversion( x * (1 - x)^2 * exp(-x/(1 - x)^2) ).

Table of values

n a(n)
0 1
1 3
2 33
3 670
4 20193
5 812736
6 41056921
7 2499780144
8 178288822305
9 14584953692800
10 1346528845766481
11 138513476506770432
12 15711724851356153857
13 1948422564510092267520
14 262263690685637016402825
15 38082186820362623941236736
16 5933845220766237850177220289
17 987599486681637240983472930816

List of values

[1, 3, 33, 670, 20193, 812736, 41056921, 2499780144, 178288822305, 14584953692800, 1346528845766481, 138513476506770432, 15711724851356153857, 1948422564510092267520, 262263690685637016402825, 38082186820362623941236736, 5933845220766237850177220289, 987599486681637240983472930816]

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

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