A240594 - cp's OEIS frontend

A240594 Number of lattice paths from NW to SE corner in an L-shaped grid.

n	a(n)
1	1
2	1
3	3
4	3
5	5
6	1
7	4
8	10
9	4
10	10
11	16
12	10
13	16
14	19
15	1
16	5
17	15
18	35
19	5
20	17
21	35
22	55
23	15
24	35
25	53
26	65
27	35
28	55
29	65
30	69
31	1
32	6
33	21
34	56
35	126
36	6
37	26
38	66
39	126
40	196
41	21
42	66
43	126
44	186
45	231
46	56
47	126
48	186
49	226
50	246
51	126
52	196
53	231
54	246
55	251

[1, 1, 3, 3, 5, 1, 4, 10, 4, 10, 16, 10, 16, 19, 1, 5, 15, 35, 5, 17, 35, 55, 15, 35, 53, 65, 35, 55, 65, 69, 1, 6, 21, 56, 126, 6, 26, 66, 126, 196, 21, 66, 126, 186, 231, 56, 126, 186, 226, 246, 126, 196, 231, 246, 251]

cp's OEIS Frontend

A240594 Number of lattice paths from NW to SE corner in an L-shaped grid.

Table of values

List of values

n	a(n)
1	1
2	1
3	3
4	3
5	5
6	1
7	4
8	10
9	4
10	10
11	16
12	10
13	16
14	19
15	1
16	5
17	15
18	35
19	5
20	17
21	35
22	55
23	15
24	35
25	53
26	65
27	35
28	55
29	65
30	69
31	1
32	6
33	21
34	56
35	126
36	6
37	26
38	66
39	126
40	196
41	21
42	66
43	126
44	186
45	231
46	56
47	126
48	186
49	226
50	246
51	126
52	196
53	231
54	246
55	251

n	a(n)
1	1
2	1
3	3
4	3
5	5
6	1
7	4
8	10
9	4
10	10
11	16
12	10
13	16
14	19
15	1
16	5
17	15
18	35
19	5
20	17
21	35
22	55
23	15
24	35
25	53
26	65
27	35
28	55
29	65
30	69
31	1
32	6
33	21
34	56
35	126
36	6
37	26
38	66
39	126
40	196
41	21
42	66
43	126
44	186
45	231
46	56
47	126
48	186
49	226
50	246
51	126
52	196
53	231
54	246
55	251

n	a(n)
1	1
2	1
3	3
4	3
5	5
6	1
7	4
8	10
9	4
10	10
11	16
12	10
13	16
14	19
15	1
16	5
17	15
18	35
19	5
20	17
21	35
22	55
23	15
24	35
25	53
26	65
27	35
28	55
29	65
30	69
31	1
32	6
33	21
34	56
35	126
36	6
37	26
38	66
39	126
40	196
41	21
42	66
43	126
44	186
45	231
46	56
47	126
48	186
49	226
50	246
51	126
52	196
53	231
54	246
55	251