cp's OEIS Frontend

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.

A215648 G.f. satisfies: A(x) = 1 + x*A(x)^2 + 3*x^2*A'(x)*A(x).

Table of values

n a(n)
0 1
1 1
2 5
3 44
4 539
5 8337
6 154632
7 3332640
8 81711479
9 2244563555
10 68272834865
11 2278102125040
12 82749748994500
13 3250966816344604
14 137371215935579892
15 6213234210869600376
16 299527133488944917631
17 15332761842086151881175
18 830648056455231849827895

List of values

[1, 1, 5, 44, 539, 8337, 154632, 3332640, 81711479, 2244563555, 68272834865, 2278102125040, 82749748994500, 3250966816344604, 137371215935579892, 6213234210869600376, 299527133488944917631, 15332761842086151881175, 830648056455231849827895]

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

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