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.

A209126 Triangle of coefficients of polynomials u(n,x) jointly generated with A209127; see the Formula section.

Table of values

n a(n)
1 1
2 2
3 1
4 2
5 3
6 2
7 2
8 5
9 7
10 3
11 2
12 7
13 14
14 13
15 5
16 2
17 9
18 23
19 32
20 25
21 8
22 2
23 11
24 34
25 62
26 71
27 46
28 13
29 2
30 13
31 47
32 105
33 156
34 149
35 84
36 21
37 2
38 15
39 62
40 163
41 295
42 367
43 304
44 151
45 34
46 2
47 17
48 79
49 238
50 505
51 767
52 827
53 604
54 269
55 55
56 2
57 19
58 98
59 332
60 805
61 1435
62 1889
63 1798
64 1177
65 475

List of values

[1, 2, 1, 2, 3, 2, 2, 5, 7, 3, 2, 7, 14, 13, 5, 2, 9, 23, 32, 25, 8, 2, 11, 34, 62, 71, 46, 13, 2, 13, 47, 105, 156, 149, 84, 21, 2, 15, 62, 163, 295, 367, 304, 151, 34, 2, 17, 79, 238, 505, 767, 827, 604, 269, 55, 2, 19, 98, 332, 805, 1435, 1889, 1798, 1177, 475]