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.

A210223 Triangle of coefficients of polynomials u(n,x) jointly generated with A210224; see the Formula section.

Table of values

n a(n)
1 1
2 2
3 1
4 2
5 5
6 1
7 2
8 7
9 10
10 1
11 2
12 7
13 22
14 17
15 1
16 2
17 7
18 26
19 57
20 26
21 1
22 2
23 7
24 26
25 89
26 126
27 37
28 1
29 2
30 7
31 26
32 97
33 266
34 247
35 50
36 1
37 2
38 7
39 26
40 97
41 346
42 695
43 442
44 65
45 1
46 2
47 7
48 26
49 97
50 362
51 1127
52 1618
53 737
54 82
55 1
56 2
57 7
58 26
59 97
60 362
61 1319
62 3298
63 3425
64 1162
65 101
66 1
67 2
68 7
69 26

List of values

[1, 2, 1, 2, 5, 1, 2, 7, 10, 1, 2, 7, 22, 17, 1, 2, 7, 26, 57, 26, 1, 2, 7, 26, 89, 126, 37, 1, 2, 7, 26, 97, 266, 247, 50, 1, 2, 7, 26, 97, 346, 695, 442, 65, 1, 2, 7, 26, 97, 362, 1127, 1618, 737, 82, 1, 2, 7, 26, 97, 362, 1319, 3298, 3425, 1162, 101, 1, 2, 7, 26]