A292374 - cp's OEIS frontend

A292374 a(1) = 1, a(2n) = 0, and for odd numbers n > 1, a(n) = a(A064989(n)) + [n == 1 (mod 4)].

n	a(n)
1	1
2	0
3	0
4	0
5	1
6	0
7	1
8	0
9	1
10	0
11	1
12	0
13	2
14	0
15	0
16	0
17	3
18	0
19	3
20	0
21	1
22	0
23	3
24	0
25	2
26	0
27	0
28	0
29	4
30	0
31	4
32	0
33	1
34	0
35	0
36	0
37	5
38	0
39	0
40	0
41	6
42	0
43	6
44	0
45	1
46	0
47	6
48	0
49	3
50	0
51	0
52	0
53	7
54	0
55	1
56	0
57	1
58	0
59	7
60	0
61	8
62	0
63	0
64	0
65	2
66	0
67	8
68	0
69	1
70	0
71	8
72	0
73	9
74	0
75	0
76	0
77	1
78	0
79	9
80	0
81	1
82	0
83	9
84	0
85	1
86	0
87	0
88	0
89	10
90	0
91	1
92	0
93	1
94	0
95	0
96	0
97	11
98	0
99	0
100	0
101	12
102	0
103	12
104	0
105	1

[1, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 2, 0, 0, 0, 3, 0, 3, 0, 1, 0, 3, 0, 2, 0, 0, 0, 4, 0, 4, 0, 1, 0, 0, 0, 5, 0, 0, 0, 6, 0, 6, 0, 1, 0, 6, 0, 3, 0, 0, 0, 7, 0, 1, 0, 1, 0, 7, 0, 8, 0, 0, 0, 2, 0, 8, 0, 1, 0, 8, 0, 9, 0, 0, 0, 1, 0, 9, 0, 1, 0, 9, 0, 1, 0, 0, 0, 10, 0, 1, 0, 1, 0, 0, 0, 11, 0, 0, 0, 12, 0, 12, 0, 1]

cp's OEIS Frontend

A292374 a(1) = 1, a(2n) = 0, and for odd numbers n > 1, a(n) = a(A064989(n)) + [n == 1 (mod 4)].

Table of values

List of values

n	a(n)
1	1
2	0
3	0
4	0
5	1
6	0
7	1
8	0
9	1
10	0
11	1
12	0
13	2
14	0
15	0
16	0
17	3
18	0
19	3
20	0
21	1
22	0
23	3
24	0
25	2
26	0
27	0
28	0
29	4
30	0
31	4
32	0
33	1
34	0
35	0
36	0
37	5
38	0
39	0
40	0
41	6
42	0
43	6
44	0
45	1
46	0
47	6
48	0
49	3
50	0
51	0
52	0
53	7
54	0
55	1
56	0
57	1
58	0
59	7
60	0
61	8
62	0
63	0
64	0
65	2
66	0
67	8
68	0
69	1
70	0
71	8
72	0
73	9
74	0
75	0
76	0
77	1
78	0
79	9
80	0
81	1
82	0
83	9
84	0
85	1
86	0
87	0
88	0
89	10
90	0
91	1
92	0
93	1
94	0
95	0
96	0
97	11
98	0
99	0
100	0
101	12
102	0
103	12
104	0
105	1

n	a(n)
1	1
2	0
3	0
4	0
5	1
6	0
7	1
8	0
9	1
10	0
11	1
12	0
13	2
14	0
15	0
16	0
17	3
18	0
19	3
20	0
21	1
22	0
23	3
24	0
25	2
26	0
27	0
28	0
29	4
30	0
31	4
32	0
33	1
34	0
35	0
36	0
37	5
38	0
39	0
40	0
41	6
42	0
43	6
44	0
45	1
46	0
47	6
48	0
49	3
50	0
51	0
52	0
53	7
54	0
55	1
56	0
57	1
58	0
59	7
60	0
61	8
62	0
63	0
64	0
65	2
66	0
67	8
68	0
69	1
70	0
71	8
72	0
73	9
74	0
75	0
76	0
77	1
78	0
79	9
80	0
81	1
82	0
83	9
84	0
85	1
86	0
87	0
88	0
89	10
90	0
91	1
92	0
93	1
94	0
95	0
96	0
97	11
98	0
99	0
100	0
101	12
102	0
103	12
104	0
105	1

n	a(n)
1	1
2	0
3	0
4	0
5	1
6	0
7	1
8	0
9	1
10	0
11	1
12	0
13	2
14	0
15	0
16	0
17	3
18	0
19	3
20	0
21	1
22	0
23	3
24	0
25	2
26	0
27	0
28	0
29	4
30	0
31	4
32	0
33	1
34	0
35	0
36	0
37	5
38	0
39	0
40	0
41	6
42	0
43	6
44	0
45	1
46	0
47	6
48	0
49	3
50	0
51	0
52	0
53	7
54	0
55	1
56	0
57	1
58	0
59	7
60	0
61	8
62	0
63	0
64	0
65	2
66	0
67	8
68	0
69	1
70	0
71	8
72	0
73	9
74	0
75	0
76	0
77	1
78	0
79	9
80	0
81	1
82	0
83	9
84	0
85	1
86	0
87	0
88	0
89	10
90	0
91	1
92	0
93	1
94	0
95	0
96	0
97	11
98	0
99	0
100	0
101	12
102	0
103	12
104	0
105	1