A374525 - cp's OEIS frontend

A374525 T(n,k) is the number of distinct n X n {0,1}-matrices that reach a fixed point after k alternately applied sorts by rows and columns, where T(n,k), k>=0 is an irregular triangle read by rows.

n	a(n)
1	2
2	7
3	7
4	2
5	45
6	219
7	243
8	5
9	650
10	13599
11	46385
12	4512
13	344
14	46
15	24520
16	2542012
17	23807149
18	6258387
19	781647
20	132869
21	7134
22	714
23	2625117
24	1649029775
25	39954292931
26	22532640821
27	3839779352
28	685879134
29	49418375
30	5578311
31	215664
32	17256
33	836488618

[2, 7, 7, 2, 45, 219, 243, 5, 650, 13599, 46385, 4512, 344, 46, 24520, 2542012, 23807149, 6258387, 781647, 132869, 7134, 714, 2625117, 1649029775, 39954292931, 22532640821, 3839779352, 685879134, 49418375, 5578311, 215664, 17256, 836488618]

cp's OEIS Frontend

A374525 T(n,k) is the number of distinct n X n {0,1}-matrices that reach a fixed point after k alternately applied sorts by rows and columns, where T(n,k), k>=0 is an irregular triangle read by rows.

Table of values

List of values