A367377 - cp's OEIS frontend

A367377 Square array T(n, k), n >= 1, k >= 1, read by antidiagonals, of the least numbers whose symmetric representation of sigma instantiate the unimodal width pattern 1, 2, ..., n, ..., 2, 1 repeated k times separated by instances of width 0.

n	a(n)
1	1
2	6
3	3
4	72
5	78
6	9
7	120
8	10728
9	1014
10	21
11	5184
12	28920
13	1598472
14	12246
15	81
16	1440
17	53752896
18	6969720
19	230297976
20	171366
21	147
22	373248
23	4157280

[1, 6, 3, 72, 78, 9, 120, 10728, 1014, 21, 5184, 28920, 1598472, 12246, 81, 1440, 53752896, 6969720, 230297976, 171366, 147, 373248, 4157280]