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.

A107722 Matrix square of triangle A107721, read by rows.

Table of values

n a(n)
0 1
1 2
2 1
3 12
4 4
5 1
6 114
7 32
8 6
9 1
10 1446
11 364
12 62
13 8
14 1
15 22722
16 5276
17 854
18 102
19 10
20 1
21 424302
22 92332
23 14466
24 1664
25 152
26 12
27 1
28 9168162
29 1889012
30 289222
31 32536
32 2874
33 212
34 14
35 1
36 224961774
37 44207212
38 6652522
39 737472
40 63886
41 4564
42 282
43 16
44 1
45 6180211842

List of values

[1, 2, 1, 12, 4, 1, 114, 32, 6, 1, 1446, 364, 62, 8, 1, 22722, 5276, 854, 102, 10, 1, 424302, 92332, 14466, 1664, 152, 12, 1, 9168162, 1889012, 289222, 32536, 2874, 212, 14, 1, 224961774, 44207212, 6652522, 737472, 63886, 4564, 282, 16, 1, 6180211842]