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.

A322265 Square array A(n,k), n >= 1, k >= 0, read by antidiagonals: A(n,k) = numerator of Sum_{j=1..n} 1/j^k.

Table of values

n a(n)
1 1
2 1
3 2
4 1
5 3
6 3
7 1
8 5
9 11
10 4
11 1
12 9
13 49
14 25
15 5
16 1
17 17
18 251
19 205
20 137
21 6
22 1
23 33
24 1393
25 2035
26 5269
27 49
28 7
29 1
30 65
31 8051
32 22369
33 256103
34 5369
35 363
36 8
37 1
38 129
39 47449
40 257875
41 14001361
42 28567
43 266681
44 761
45 9
46 1
47 257
48 282251
49 3037465
50 806108207
51 14011361
52 9822481
53 1077749
54 7129
55 10

List of values

[1, 1, 2, 1, 3, 3, 1, 5, 11, 4, 1, 9, 49, 25, 5, 1, 17, 251, 205, 137, 6, 1, 33, 1393, 2035, 5269, 49, 7, 1, 65, 8051, 22369, 256103, 5369, 363, 8, 1, 129, 47449, 257875, 14001361, 28567, 266681, 761, 9, 1, 257, 282251, 3037465, 806108207, 14011361, 9822481, 1077749, 7129, 10]