A135328 - cp's OEIS frontend

A135328 Triangle read by rows: T(n,k) is the number of Dyck paths of semilength n having k UDDU's starting at level 1.

n	a(n)
0	1
1	1
2	2
3	4
4	1
5	10
6	4
7	29
8	12
9	1
10	90
11	36
12	6
13	290
14	114
15	24
16	1
17	960
18	376
19	86
20	8
21	3246
22	1272
23	303
24	40
25	1
26	11164
27	4380
28	1074
29	168
30	10
31	38934
32	15293
33	3838
34	660
35	60
36	1
37	137358
38	54012
39	13812
40	2528
41	290
42	12
43	489341
44	192612
45	50013
46	9584
47	1265
48	84
49	1

[1, 1, 2, 4, 1, 10, 4, 29, 12, 1, 90, 36, 6, 290, 114, 24, 1, 960, 376, 86, 8, 3246, 1272, 303, 40, 1, 11164, 4380, 1074, 168, 10, 38934, 15293, 3838, 660, 60, 1, 137358, 54012, 13812, 2528, 290, 12, 489341, 192612, 50013, 9584, 1265, 84, 1]

cp's OEIS Frontend

A135328 Triangle read by rows: T(n,k) is the number of Dyck paths of semilength n having k UDDU's starting at level 1.

Table of values

List of values