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.

A017819 Expansion of 1/(1-x^3-x^4-x^5-x^6).

Table of values

n a(n)
0 1
1 0
2 0
3 1
4 1
5 1
6 2
7 2
8 3
9 5
10 6
11 8
12 12
13 16
14 22
15 31
16 42
17 58
18 81
19 111
20 153
21 212
22 292
23 403
24 557
25 768
26 1060
27 1464
28 2020
29 2788
30 3849
31 5312
32 7332
33 10121
34 13969
35 19281
36 26614
37 36734
38 50703
39 69985
40 96598
41 133332
42 184036
43 254020
44 350618
45 483951
46 667986
47 922006
48 1272625
49 1756575
50 2424561
51 3346568
52 4619192
53 6375767
54 8800329
55 12146896

List of values

[1, 0, 0, 1, 1, 1, 2, 2, 3, 5, 6, 8, 12, 16, 22, 31, 42, 58, 81, 111, 153, 212, 292, 403, 557, 768, 1060, 1464, 2020, 2788, 3849, 5312, 7332, 10121, 13969, 19281, 26614, 36734, 50703, 69985, 96598, 133332, 184036, 254020, 350618, 483951, 667986, 922006, 1272625, 1756575, 2424561, 3346568, 4619192, 6375767, 8800329, 12146896]