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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.

A291988 Expansion of 1/((1-x)*(1-2*x^2)*(1-3*x^3)*(1-4*x^4)*(1-5*x^5)).

Table of values

n a(n)
0 1
1 1
2 3
3 6
4 14
5 25
6 50
7 84
8 165
9 280
10 503
11 826
12 1477
13 2386
14 4067
15 6625
16 11032
17 17605
18 29039
19 45820
20 74708
21 117410
22 187691
23 293155
24 467733
25 724421
26 1140157
27 1763581
28 2758717
29 4238285
30 6599926
31 10082054
32 15609032
33 23819315
34 36607147
35 55644926
36 85380815
37 129185681

List of values

[1, 1, 3, 6, 14, 25, 50, 84, 165, 280, 503, 826, 1477, 2386, 4067, 6625, 11032, 17605, 29039, 45820, 74708, 117410, 187691, 293155, 467733, 724421, 1140157, 1763581, 2758717, 4238285, 6599926, 10082054, 15609032, 23819315, 36607147, 55644926, 85380815, 129185681]

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

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