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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.

A075853 G.f. satisfies A(x) = 1 + x (1+Sum_{n=0..inf} [xA(x)]^(2^n)).

Table of values

n a(n)
0 1
1 1
2 1
3 2
4 3
5 6
6 13
7 27
8 59
9 131
10 295
11 684
12 1609
13 3829
14 9203
15 22262
16 54179
17 132565
18 325823
19 804108
20 1991729
21 4949794
22 12339483
23 30851429
24 77347913
25 194422788
26 489892473
27 1237207811
28 3131186993
29 7940340037
30 20173254851
31 51341234278

List of values

[1, 1, 1, 2, 3, 6, 13, 27, 59, 131, 295, 684, 1609, 3829, 9203, 22262, 54179, 132565, 325823, 804108, 1991729, 4949794, 12339483, 30851429, 77347913, 194422788, 489892473, 1237207811, 3131186993, 7940340037, 20173254851, 51341234278]

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

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