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.

A385567 Triangle read by rows: T(n,k) is the numerator of A(n,k), such that A(n,k) satisfies the identity for sums of odd powers: Sum_{k=1..p} k^(2n-1) = 1/(2*n) * Sum_{k=0..n-1} A(n,k) * (p^2+p)^(n-k), for all integers p >= 1.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 0
5 -1
6 1
7 -1
8 0
9 1
10 1
11 -4
12 2
13 0
14 -1
15 1
16 -5
17 3
18 -3
19 0
20 5
21 1
22 -4
23 17
24 -10
25 5
26 0
27 -691
28 1
29 -35
30 287
31 -118
32 691
33 -691
34 0
35 7
36 1
37 -8
38 112
39 -352
40 718
41 -280
42 140
43 0
44 -3617
45 1
46 -21
47 66
48 -293
49 4557
50 -3711
51 10851
52 -10851
53 0
54 43867
55 1
56 -40
57 217
58 -4516
59 2829
60 -26332
61 750167
62 -438670
63 219335
64 0
65 -174611

List of values

[1, 1, 1, 1, 0, -1, 1, -1, 0, 1, 1, -4, 2, 0, -1, 1, -5, 3, -3, 0, 5, 1, -4, 17, -10, 5, 0, -691, 1, -35, 287, -118, 691, -691, 0, 7, 1, -8, 112, -352, 718, -280, 140, 0, -3617, 1, -21, 66, -293, 4557, -3711, 10851, -10851, 0, 43867, 1, -40, 217, -4516, 2829, -26332, 750167, -438670, 219335, 0, -174611]