A201079 - cp's OEIS frontend

A201079 Irregular triangle read by rows: number of {0,2,4,6...}-shifted Schroeder paths of length n and area k.

n	a(n)
0	1
1	1
2	1
3	2
4	0
5	1
6	2
7	3
8	3
9	0
10	1
11	2
12	4
13	6
14	7
15	7
16	5
17	0
18	0
19	1
20	2
21	4
22	7
23	11
24	14
25	18
26	20
27	19
28	15
29	8
30	0
31	0
32	1
33	2
34	4
35	8
36	12
37	19
38	26
39	35
40	43
41	52
42	57
43	61
44	57
45	46
46	30
47	13
48	0
49	0
50	0
51	1
52	2
53	4
54	8
55	13
56	21
57	32
58	45
59	61
60	81
61	101
62	125
63	146
64	167
65	183
66	194
67	191
68	178
69	146
70	103
71	58
72	21
73	0
74	0
75	0

[1, 1, 1, 2, 0, 1, 2, 3, 3, 0, 1, 2, 4, 6, 7, 7, 5, 0, 0, 1, 2, 4, 7, 11, 14, 18, 20, 19, 15, 8, 0, 0, 1, 2, 4, 8, 12, 19, 26, 35, 43, 52, 57, 61, 57, 46, 30, 13, 0, 0, 0, 1, 2, 4, 8, 13, 21, 32, 45, 61, 81, 101, 125, 146, 167, 183, 194, 191, 178, 146, 103, 58, 21, 0, 0, 0]

cp's OEIS Frontend

A201079 Irregular triangle read by rows: number of {0,2,4,6...}-shifted Schroeder paths of length n and area k.

Table of values

List of values

n	a(n)
0	1
1	1
2	1
3	2
4	0
5	1
6	2
7	3
8	3
9	0
10	1
11	2
12	4
13	6
14	7
15	7
16	5
17	0
18	0
19	1
20	2
21	4
22	7
23	11
24	14
25	18
26	20
27	19
28	15
29	8
30	0
31	0
32	1
33	2
34	4
35	8
36	12
37	19
38	26
39	35
40	43
41	52
42	57
43	61
44	57
45	46
46	30
47	13
48	0
49	0
50	0
51	1
52	2
53	4
54	8
55	13
56	21
57	32
58	45
59	61
60	81
61	101
62	125
63	146
64	167
65	183
66	194
67	191
68	178
69	146
70	103
71	58
72	21
73	0
74	0
75	0

n	a(n)
0	1
1	1
2	1
3	2
4	0
5	1
6	2
7	3
8	3
9	0
10	1
11	2
12	4
13	6
14	7
15	7
16	5
17	0
18	0
19	1
20	2
21	4
22	7
23	11
24	14
25	18
26	20
27	19
28	15
29	8
30	0
31	0
32	1
33	2
34	4
35	8
36	12
37	19
38	26
39	35
40	43
41	52
42	57
43	61
44	57
45	46
46	30
47	13
48	0
49	0
50	0
51	1
52	2
53	4
54	8
55	13
56	21
57	32
58	45
59	61
60	81
61	101
62	125
63	146
64	167
65	183
66	194
67	191
68	178
69	146
70	103
71	58
72	21
73	0
74	0
75	0

n	a(n)
0	1
1	1
2	1
3	2
4	0
5	1
6	2
7	3
8	3
9	0
10	1
11	2
12	4
13	6
14	7
15	7
16	5
17	0
18	0
19	1
20	2
21	4
22	7
23	11
24	14
25	18
26	20
27	19
28	15
29	8
30	0
31	0
32	1
33	2
34	4
35	8
36	12
37	19
38	26
39	35
40	43
41	52
42	57
43	61
44	57
45	46
46	30
47	13
48	0
49	0
50	0
51	1
52	2
53	4
54	8
55	13
56	21
57	32
58	45
59	61
60	81
61	101
62	125
63	146
64	167
65	183
66	194
67	191
68	178
69	146
70	103
71	58
72	21
73	0
74	0
75	0