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.

A210741 Triangle of coefficients of polynomials u(n,x) jointly generated with A210742; see the Formula section.

Table of values

n a(n)
1 1
2 1
3 3
4 1
5 5
6 8
7 1
8 7
9 19
10 21
11 1
12 9
13 34
14 65
15 55
16 1
17 11
18 53
19 141
20 210
21 144
22 1
23 13
24 76
25 257
26 534
27 654
28 377
29 1
30 15
31 103
32 421
33 1111
34 1905
35 1985
36 987
37 1
38 17
39 134
40 641
41 2041
42 4447
43 6512
44 5911
45 2584
46 1
47 19
48 169
49 925
50 3440
51 9038
52 16837
53 21557
54 17345
55 6765
56 1

List of values

[1, 1, 3, 1, 5, 8, 1, 7, 19, 21, 1, 9, 34, 65, 55, 1, 11, 53, 141, 210, 144, 1, 13, 76, 257, 534, 654, 377, 1, 15, 103, 421, 1111, 1905, 1985, 987, 1, 17, 134, 641, 2041, 4447, 6512, 5911, 2584, 1, 19, 169, 925, 3440, 9038, 16837, 21557, 17345, 6765, 1]