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.

A111586 G.f.: -x*(1+x+x^2+2*x^3+3*x^4+3*x^5+x^6-x^7-x^9)/((1+x)*(-1+2*x+x^3)).

Table of values

n a(n)
0 0
1 1
2 2
3 5
4 12
5 28
6 62
7 136
8 299
9 661
10 1456
11 3213
12 7085
13 15628
14 34467
15 76021
16 167668
17 369805
18 815629
19 1798928
20 3967659
21 8750949
22 19300824
23 42569309
24 93889565
25 207079956
26 456729219
27 1007348005
28 2221775964
29 4900281149
30 10807910301
31 23837596568
32 52575474283
33 115958858869

List of values

[0, 1, 2, 5, 12, 28, 62, 136, 299, 661, 1456, 3213, 7085, 15628, 34467, 76021, 167668, 369805, 815629, 1798928, 3967659, 8750949, 19300824, 42569309, 93889565, 207079956, 456729219, 1007348005, 2221775964, 4900281149, 10807910301, 23837596568, 52575474283, 115958858869]

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

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