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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.

A305144 O.g.f. A(x) satisfies: 0 = [x^n] exp( n^2 * Integral 1/A(x) dx ) / A(x), for n > 0.

Table of values

n a(n)
0 1
1 1
2 3
3 26
4 417
5 9726
6 295000
7 10946172
8 478392123
9 24001955894
10 1357178076996
11 85294057678956
12 5893597893045486
13 443851259961124476
14 36172543480754645712
15 3171024571792211972824
16 297496306299698019850371
17 29738036578363255676373606
18 3155172706300699135457477884
19 354114794234668864071564974988
20 41914947879716810639378379595146

List of values

[1, 1, 3, 26, 417, 9726, 295000, 10946172, 478392123, 24001955894, 1357178076996, 85294057678956, 5893597893045486, 443851259961124476, 36172543480754645712, 3171024571792211972824, 297496306299698019850371, 29738036578363255676373606, 3155172706300699135457477884, 354114794234668864071564974988, 41914947879716810639378379595146]

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

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