A265644 - cp's OEIS frontend

A265644 Triangle read by rows: T(n,m) is the number of quaternary words of length n with m strictly increasing runs (0 <= m <= n).

n	a(n)
0	1
1	0
2	4
3	0
4	6
5	10
6	0
7	4
8	40
9	20
10	0
11	1
12	65
13	155
14	35
15	0
16	0
17	56
18	456
19	456
20	56
21	0
22	0
23	28
24	728
25	2128
26	1128
27	84
28	0
29	0
30	8
31	728
32	5328
33	7728
34	2472
35	120
36	0
37	0
38	1
39	486
40	8451
41	27876
42	23607
43	4950
44	165

[1, 0, 4, 0, 6, 10, 0, 4, 40, 20, 0, 1, 65, 155, 35, 0, 0, 56, 456, 456, 56, 0, 0, 28, 728, 2128, 1128, 84, 0, 0, 8, 728, 5328, 7728, 2472, 120, 0, 0, 1, 486, 8451, 27876, 23607, 4950, 165]

cp's OEIS Frontend

A265644 Triangle read by rows: T(n,m) is the number of quaternary words of length n with m strictly increasing runs (0 <= m <= n).

Table of values

List of values