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.

A210039 Array of coefficients of polynomials u(n,x) jointly generated with A210040; see the Formula section.

Table of values

n a(n)
1 1
2 3
3 6
4 1
5 10
6 5
7 15
8 15
9 1
10 21
11 35
12 7
13 28
14 70
15 28
16 1
17 36
18 126
19 84
20 9
21 45
22 210
23 210
24 45
25 1
26 55
27 330
28 462
29 165
30 11
31 66
32 495
33 924
34 495
35 66
36 1
37 78
38 715
39 1716
40 1287
41 286
42 13
43 91
44 1001
45 3003
46 3003
47 1001
48 91
49 1
50 105
51 1365
52 5005
53 6435
54 3003
55 455
56 15
57 120
58 1820

List of values

[1, 3, 6, 1, 10, 5, 15, 15, 1, 21, 35, 7, 28, 70, 28, 1, 36, 126, 84, 9, 45, 210, 210, 45, 1, 55, 330, 462, 165, 11, 66, 495, 924, 495, 66, 1, 78, 715, 1716, 1287, 286, 13, 91, 1001, 3003, 3003, 1001, 91, 1, 105, 1365, 5005, 6435, 3003, 455, 15, 120, 1820]