A110098 - cp's OEIS frontend

A110098 Triangle read by rows: T(n,k) (0 <= k <= n) is the number of Delannoy paths of length n, having k return steps to the line y = x from the line y = x+1 (i.e., E steps from the line y=x+1 to the line y = x).

n	a(n)
0	1
1	2
2	1
3	6
4	6
5	1
6	22
7	30
8	10
9	1
10	90
11	146
12	70
13	14
14	1
15	394
16	714
17	430
18	126
19	18
20	1
21	1806
22	3534
23	2490
24	938
25	198
26	22
27	1
28	8558
29	17718
30	14002
31	6314
32	1734
33	286
34	26
35	1
36	41586
37	89898
38	77550
39	40054
40	13338
41	2882
42	390
43	30
44	1
45	206098
46	461010
47	426150
48	244790
49	94554
50	24970
51	4446
52	510
53	34
54	1

[1, 2, 1, 6, 6, 1, 22, 30, 10, 1, 90, 146, 70, 14, 1, 394, 714, 430, 126, 18, 1, 1806, 3534, 2490, 938, 198, 22, 1, 8558, 17718, 14002, 6314, 1734, 286, 26, 1, 41586, 89898, 77550, 40054, 13338, 2882, 390, 30, 1, 206098, 461010, 426150, 244790, 94554, 24970, 4446, 510, 34, 1]

cp's OEIS Frontend

A110098 Triangle read by rows: T(n,k) (0 <= k <= n) is the number of Delannoy paths of length n, having k return steps to the line y = x from the line y = x+1 (i.e., E steps from the line y=x+1 to the line y = x).

Table of values

List of values