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.

A171699 Square array of number of distinct m X n (0,1) matrices after iterated double sorting, read by antidiagonals.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 2
5 1
6 1
7 3
8 3
9 1
10 1
11 4
12 7
13 4
14 1
15 1
16 5
17 14
18 14
19 5
20 1
21 1
22 6
23 25
24 45
25 25
26 6
27 1
28 1
29 7
30 41
31 130
32 130
33 41
34 7
35 1
36 1
37 8
38 63
39 336
40 650
41 336
42 63
43 8
44 1
45 1
46 9
47 92
48 785
49 2942
50 2942
51 785
52 92
53 9
54 1
55 1
56 10
57 129
58 1682
59 11819
60 24520
61 11819
62 1682
63 129
64 10
65 1
66 1
67 11
68 175

List of values

[1, 1, 1, 1, 2, 1, 1, 3, 3, 1, 1, 4, 7, 4, 1, 1, 5, 14, 14, 5, 1, 1, 6, 25, 45, 25, 6, 1, 1, 7, 41, 130, 130, 41, 7, 1, 1, 8, 63, 336, 650, 336, 63, 8, 1, 1, 9, 92, 785, 2942, 2942, 785, 92, 9, 1, 1, 10, 129, 1682, 11819, 24520, 11819, 1682, 129, 10, 1, 1, 11, 175]