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.

A207607 Triangle of coefficients of polynomials v(n,x) jointly generated with A207606; see Formula section.

Table of values

n a(n)
1 1
2 1
3 2
4 1
5 5
6 2
7 1
8 9
9 9
10 2
11 1
12 14
13 25
14 13
15 2
16 1
17 20
18 55
19 49
20 17
21 2
22 1
23 27
24 105
25 140
26 81
27 21
28 2
29 1
30 35
31 182
32 336
33 285
34 121
35 25
36 2
37 1
38 44
39 294
40 714
41 825
42 506
43 169
44 29
45 2
46 1
47 54
48 450
49 1386
50 2079
51 1716
52 819
53 225
54 33
55 2
56 1
57 65
58 660
59 2508
60 4719
61 5005
62 3185
63 1240
64 289
65 37
66 2

List of values

[1, 1, 2, 1, 5, 2, 1, 9, 9, 2, 1, 14, 25, 13, 2, 1, 20, 55, 49, 17, 2, 1, 27, 105, 140, 81, 21, 2, 1, 35, 182, 336, 285, 121, 25, 2, 1, 44, 294, 714, 825, 506, 169, 29, 2, 1, 54, 450, 1386, 2079, 1716, 819, 225, 33, 2, 1, 65, 660, 2508, 4719, 5005, 3185, 1240, 289, 37, 2]