A162984 - cp's OEIS frontend

A162984 Number of Dyck paths with no UUU's and no DDD's of semilength n and having k UUDUDD's (0<=k<=floor(n/3); U=(1,1), D=(1,-1)).

n	a(n)
0	1
1	1
2	2
3	3
4	1
5	6
6	2
7	12
8	5
9	25
10	11
11	1
12	53
13	26
14	3
15	114
16	62
17	9
18	249
19	148
20	25
21	1
22	550
23	355
24	69
25	4
26	1227
27	853
28	189
29	14
30	2760
31	2057
32	509
33	46
34	1
35	6253
36	4973
37	1359
38	145
39	5
40	14256
41	12050
42	3600
43	446
44	20
45	32682
46	29256
47	9484
48	1334
49	75
50	1
51	75293
52	71154
53	24870
54	3914
55	265
56	6

[1, 1, 2, 3, 1, 6, 2, 12, 5, 25, 11, 1, 53, 26, 3, 114, 62, 9, 249, 148, 25, 1, 550, 355, 69, 4, 1227, 853, 189, 14, 2760, 2057, 509, 46, 1, 6253, 4973, 1359, 145, 5, 14256, 12050, 3600, 446, 20, 32682, 29256, 9484, 1334, 75, 1, 75293, 71154, 24870, 3914, 265, 6]

cp's OEIS Frontend

A162984 Number of Dyck paths with no UUU's and no DDD's of semilength n and having k UUDUDD's (0<=k<=floor(n/3); U=(1,1), D=(1,-1)).

Table of values

List of values