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.

A241066 Array t(n,k) = k^(2n)*(k^(2n)-1)*BernoulliB(2n)/(2n), n>=1, k>=2, absolute values read by ascending antidiagonals.

Table of values

n a(n)
1 1
2 2
3 6
4 16
5 54
6 20
7 272
8 2106
9 544
10 50
11 7936
12 179334
13 66560
14 3250
15 105
16 353792
17 26414586
18 17895424
19 968750
20 13986
21 196
22 22368256
23 5957217414
24 8329625600
25 635781250
26 8637840
27 48020
28 336
29 1903757312
30 1906398972666
31 5937093935104
32 722480468750
33 11754617616
34 54925276
35 139776
36 540

List of values

[1, 2, 6, 16, 54, 20, 272, 2106, 544, 50, 7936, 179334, 66560, 3250, 105, 353792, 26414586, 17895424, 968750, 13986, 196, 22368256, 5957217414, 8329625600, 635781250, 8637840, 48020, 336, 1903757312, 1906398972666, 5937093935104, 722480468750, 11754617616, 54925276, 139776, 540]