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.

A367656 G.f. A(x) satisfies A(x) = 1 / (1 - x - x * (1 + x + x^2) * A(x^3)).

Table of values

n a(n)
0 1
1 2
2 5
3 13
4 35
5 94
6 252
7 678
8 1823
9 4900
10 13176
11 35427
12 95250
13 256105
14 688599
15 1851450
16 4978062
17 13384681
18 35987808
19 96761612
20 260166110
21 699517054
22 1880814358
23 5057006914
24 13596939262
25 36558534049
26 98296122593
27 264291989596
28 710610490247
29 1910641595588

List of values

[1, 2, 5, 13, 35, 94, 252, 678, 1823, 4900, 13176, 35427, 95250, 256105, 688599, 1851450, 4978062, 13384681, 35987808, 96761612, 260166110, 699517054, 1880814358, 5057006914, 13596939262, 36558534049, 98296122593, 264291989596, 710610490247, 1910641595588]

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

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