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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.

A367714 G.f. A(x) satisfies A(x) = 1 / ((1 - x) * (1 - x * (1 + x + x^2) * A(x^3))).

Table of values

n a(n)
0 1
1 2
2 4
3 8
4 17
5 36
6 76
7 162
8 345
9 734
10 1564
11 3332
12 7097
13 15121
14 32216
15 68634
16 146228
17 311544
18 663748
19 1414136
20 3012859
21 6418971
22 13675802
23 29136686
24 62076510
25 132255753
26 281774605
27 600328670
28 1279017082
29 2724981797
30 5805650101
31 12369100408
32 26352715431

List of values

[1, 2, 4, 8, 17, 36, 76, 162, 345, 734, 1564, 3332, 7097, 15121, 32216, 68634, 146228, 311544, 663748, 1414136, 3012859, 6418971, 13675802, 29136686, 62076510, 132255753, 281774605, 600328670, 1279017082, 2724981797, 5805650101, 12369100408, 26352715431]

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

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