A024692 - cp's OEIS frontend

A024692 a(n) = s(1)s(n) + s(2)s(n-1) + ... + s(k)s(n+1-k), where k = floor((n+1)/2), s = A023533.

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

[1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 1]

cp's OEIS Frontend

A024692 a(n) = s(1)s(n) + s(2)s(n-1) + ... + s(k)s(n+1-k), where k = floor((n+1)/2), s = A023533.

Table of values

List of values

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

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

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