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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.

A259757 G.f. A(x) satisfies A(x)^2 = 1 +x + x*A(x)^5.

Table of values

n a(n)
0 1
1 1
2 2
3 8
4 35
5 169
6 862
7 4575
8 24999
9 139700
10 794684
11 4586377
12 26788423
13 158054285
14 940603900
15 5639481930
16 34032324940
17 206550445064
18 1259975808104
19 7720835953740
20 47504293931640
21 293357473042545
22 1817649401577760
23 11296505623845080
24 70402438290940450
25 439888817329463279
26 2755010697928837222
27 17292270772076728414

List of values

[1, 1, 2, 8, 35, 169, 862, 4575, 24999, 139700, 794684, 4586377, 26788423, 158054285, 940603900, 5639481930, 34032324940, 206550445064, 1259975808104, 7720835953740, 47504293931640, 293357473042545, 1817649401577760, 11296505623845080, 70402438290940450, 439888817329463279, 2755010697928837222, 17292270772076728414]

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

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