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.

A218224 G.f. A(x) satisfies: A(x) = 1+x + x^2*[d/dx A(x)^4].

Table of values

n a(n)
0 1
1 1
2 4
3 44
4 684
5 13636
6 328000
7 9198240
8 294075040
9 10549834368
10 419626384128
11 18330935118080
12 872618259925632
13 44970631837229184
14 2494887017741434368
15 148272655438005392896
16 9399158287979230003200
17 633107847492164526284800
18 45159576693655485274008576

List of values

[1, 1, 4, 44, 684, 13636, 328000, 9198240, 294075040, 10549834368, 419626384128, 18330935118080, 872618259925632, 44970631837229184, 2494887017741434368, 148272655438005392896, 9399158287979230003200, 633107847492164526284800, 45159576693655485274008576]

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

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