A188316 - cp's OEIS frontend

A188316 Riordan array (1/(1-x^2), x/((1-x)*(1-x^2))).

n	a(n)
0	1
1	0
2	1
3	1
4	1
5	1
6	0
7	3
8	2
9	1
10	1
11	3
12	6
13	3
14	1
15	0
16	6
17	10
18	10
19	4
20	1
21	1
22	6
23	20
24	22
25	15
26	5
27	1
28	0
29	10
30	30
31	49
32	40
33	21
34	6
35	1
36	1
37	10
38	50
39	91
40	100
41	65
42	28
43	7
44	1
45	0
46	15
47	70
48	168
49	216
50	181
51	98
52	36
53	8
54	1
55	1
56	15
57	105
58	280
59	444
60	441
61	301
62	140
63	45
64	9
65	1

[1, 0, 1, 1, 1, 1, 0, 3, 2, 1, 1, 3, 6, 3, 1, 0, 6, 10, 10, 4, 1, 1, 6, 20, 22, 15, 5, 1, 0, 10, 30, 49, 40, 21, 6, 1, 1, 10, 50, 91, 100, 65, 28, 7, 1, 0, 15, 70, 168, 216, 181, 98, 36, 8, 1, 1, 15, 105, 280, 444, 441, 301, 140, 45, 9, 1]

cp's OEIS Frontend

A188316 Riordan array (1/(1-x^2), x/((1-x)*(1-x^2))).

Table of values

List of values

n	a(n)
0	1
1	0
2	1
3	1
4	1
5	1
6	0
7	3
8	2
9	1
10	1
11	3
12	6
13	3
14	1
15	0
16	6
17	10
18	10
19	4
20	1
21	1
22	6
23	20
24	22
25	15
26	5
27	1
28	0
29	10
30	30
31	49
32	40
33	21
34	6
35	1
36	1
37	10
38	50
39	91
40	100
41	65
42	28
43	7
44	1
45	0
46	15
47	70
48	168
49	216
50	181
51	98
52	36
53	8
54	1
55	1
56	15
57	105
58	280
59	444
60	441
61	301
62	140
63	45
64	9
65	1

n	a(n)
0	1
1	0
2	1
3	1
4	1
5	1
6	0
7	3
8	2
9	1
10	1
11	3
12	6
13	3
14	1
15	0
16	6
17	10
18	10
19	4
20	1
21	1
22	6
23	20
24	22
25	15
26	5
27	1
28	0
29	10
30	30
31	49
32	40
33	21
34	6
35	1
36	1
37	10
38	50
39	91
40	100
41	65
42	28
43	7
44	1
45	0
46	15
47	70
48	168
49	216
50	181
51	98
52	36
53	8
54	1
55	1
56	15
57	105
58	280
59	444
60	441
61	301
62	140
63	45
64	9
65	1

n	a(n)
0	1
1	0
2	1
3	1
4	1
5	1
6	0
7	3
8	2
9	1
10	1
11	3
12	6
13	3
14	1
15	0
16	6
17	10
18	10
19	4
20	1
21	1
22	6
23	20
24	22
25	15
26	5
27	1
28	0
29	10
30	30
31	49
32	40
33	21
34	6
35	1
36	1
37	10
38	50
39	91
40	100
41	65
42	28
43	7
44	1
45	0
46	15
47	70
48	168
49	216
50	181
51	98
52	36
53	8
54	1
55	1
56	15
57	105
58	280
59	444
60	441
61	301
62	140
63	45
64	9
65	1