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.

A102416 Triangle read by rows: the numbers B_2(n,k) from the Harju and Nowotka paper.

Table of values

n a(n)
0 2
1 2
2 4
3 2
4 16
5 4
6 28
7 6
8 4
9 56
10 14
11 8
12 108
13 30
14 16
15 6
16 216
17 60
18 28
19 12
20 424
21 124
22 60
23 24
24 12
25 848
26 248
27 128
28 48
29 24
30 1684
31 492
32 244
33 90
34 48
35 20
36 3368
37 984
38 512
39 186
40 96
41 40
42 6712
43 1960
44 1000
45 384
46 192
47 80
48 40
49 13424
50 3920
51 2032
52 756
53 372
54 160
55 80
56 26808

List of values

[2, 2, 4, 2, 16, 4, 28, 6, 4, 56, 14, 8, 108, 30, 16, 6, 216, 60, 28, 12, 424, 124, 60, 24, 12, 848, 248, 128, 48, 24, 1684, 492, 244, 90, 48, 20, 3368, 984, 512, 186, 96, 40, 6712, 1960, 1000, 384, 192, 80, 40, 13424, 3920, 2032, 756, 372, 160, 80, 26808]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.