A112554 - cp's OEIS frontend

A112554 Riordan array (c(x^2)^2, x*c(x^2)), c(x) the g.f. of A000108.

n	a(n)
0	1
1	0
2	1
3	2
4	0
5	1
6	0
7	3
8	0
9	1
10	5
11	0
12	4
13	0
14	1
15	0
16	9
17	0
18	5
19	0
20	1
21	14
22	0
23	14
24	0
25	6
26	0
27	1
28	0
29	28
30	0
31	20
32	0
33	7
34	0
35	1
36	42
37	0
38	48
39	0
40	27
41	0
42	8
43	0
44	1
45	0
46	90
47	0
48	75
49	0
50	35
51	0
52	9
53	0
54	1
55	132
56	0
57	165
58	0
59	110
60	0
61	44
62	0
63	10
64	0
65	1
66	0
67	297
68	0
69	275
70	0
71	154
72	0
73	54
74	0
75	11
76	0
77	1
78	429
79	0
80	572
81	0
82	429
83	0
84	208
85	0
86	65
87	0
88	12
89	0
90	1

[1, 0, 1, 2, 0, 1, 0, 3, 0, 1, 5, 0, 4, 0, 1, 0, 9, 0, 5, 0, 1, 14, 0, 14, 0, 6, 0, 1, 0, 28, 0, 20, 0, 7, 0, 1, 42, 0, 48, 0, 27, 0, 8, 0, 1, 0, 90, 0, 75, 0, 35, 0, 9, 0, 1, 132, 0, 165, 0, 110, 0, 44, 0, 10, 0, 1, 0, 297, 0, 275, 0, 154, 0, 54, 0, 11, 0, 1, 429, 0, 572, 0, 429, 0, 208, 0, 65, 0, 12, 0, 1]

cp's OEIS Frontend

A112554 Riordan array (c(x^2)^2, x*c(x^2)), c(x) the g.f. of A000108.

Table of values

List of values

n	a(n)
0	1
1	0
2	1
3	2
4	0
5	1
6	0
7	3
8	0
9	1
10	5
11	0
12	4
13	0
14	1
15	0
16	9
17	0
18	5
19	0
20	1
21	14
22	0
23	14
24	0
25	6
26	0
27	1
28	0
29	28
30	0
31	20
32	0
33	7
34	0
35	1
36	42
37	0
38	48
39	0
40	27
41	0
42	8
43	0
44	1
45	0
46	90
47	0
48	75
49	0
50	35
51	0
52	9
53	0
54	1
55	132
56	0
57	165
58	0
59	110
60	0
61	44
62	0
63	10
64	0
65	1
66	0
67	297
68	0
69	275
70	0
71	154
72	0
73	54
74	0
75	11
76	0
77	1
78	429
79	0
80	572
81	0
82	429
83	0
84	208
85	0
86	65
87	0
88	12
89	0
90	1

n	a(n)
0	1
1	0
2	1
3	2
4	0
5	1
6	0
7	3
8	0
9	1
10	5
11	0
12	4
13	0
14	1
15	0
16	9
17	0
18	5
19	0
20	1
21	14
22	0
23	14
24	0
25	6
26	0
27	1
28	0
29	28
30	0
31	20
32	0
33	7
34	0
35	1
36	42
37	0
38	48
39	0
40	27
41	0
42	8
43	0
44	1
45	0
46	90
47	0
48	75
49	0
50	35
51	0
52	9
53	0
54	1
55	132
56	0
57	165
58	0
59	110
60	0
61	44
62	0
63	10
64	0
65	1
66	0
67	297
68	0
69	275
70	0
71	154
72	0
73	54
74	0
75	11
76	0
77	1
78	429
79	0
80	572
81	0
82	429
83	0
84	208
85	0
86	65
87	0
88	12
89	0
90	1

n	a(n)
0	1
1	0
2	1
3	2
4	0
5	1
6	0
7	3
8	0
9	1
10	5
11	0
12	4
13	0
14	1
15	0
16	9
17	0
18	5
19	0
20	1
21	14
22	0
23	14
24	0
25	6
26	0
27	1
28	0
29	28
30	0
31	20
32	0
33	7
34	0
35	1
36	42
37	0
38	48
39	0
40	27
41	0
42	8
43	0
44	1
45	0
46	90
47	0
48	75
49	0
50	35
51	0
52	9
53	0
54	1
55	132
56	0
57	165
58	0
59	110
60	0
61	44
62	0
63	10
64	0
65	1
66	0
67	297
68	0
69	275
70	0
71	154
72	0
73	54
74	0
75	11
76	0
77	1
78	429
79	0
80	572
81	0
82	429
83	0
84	208
85	0
86	65
87	0
88	12
89	0
90	1