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.

A207621 Triangle of coefficients of polynomials v(n,x) jointly generated with A207620; see the Formula section.

Table of values

n a(n)
1 1
2 2
3 2
4 3
5 6
6 2
7 4
8 13
9 10
10 2
11 5
12 24
13 31
14 14
15 2
16 6
17 40
18 76
19 57
20 18
21 2
22 7
23 62
24 161
25 176
26 91
27 22
28 2
29 8
30 91
31 308
32 456
33 340
34 133
35 26
36 2
37 9
38 128
39 546
40 1044
41 1045
42 584
43 183
44 30
45 2
46 10
47 174
48 912
49 2178
50 2794
51 2080
52 924
53 241
54 34
55 2
56 11
57 230
58 1452
59 4224
60 6721
61 6370

List of values

[1, 2, 2, 3, 6, 2, 4, 13, 10, 2, 5, 24, 31, 14, 2, 6, 40, 76, 57, 18, 2, 7, 62, 161, 176, 91, 22, 2, 8, 91, 308, 456, 340, 133, 26, 2, 9, 128, 546, 1044, 1045, 584, 183, 30, 2, 10, 174, 912, 2178, 2794, 2080, 924, 241, 34, 2, 11, 230, 1452, 4224, 6721, 6370]