A290090 - cp's OEIS frontend

A290090 a(n) is the number of proper divisors of n that are odious (A000069).

n	a(n)
1	0
2	1
3	1
4	2
5	1
6	2
7	1
8	3
9	1
10	2
11	1
12	3
13	1
14	3
15	1
16	4
17	1
18	2
19	1
20	3
21	2
22	3
23	1
24	4
25	1
26	3
27	1
28	5
29	1
30	2
31	1
32	5
33	2
34	2
35	2
36	3
37	1
38	3
39	2
40	4
41	1
42	5
43	1
44	5
45	1
46	2
47	1
48	5
49	2
50	3
51	1
52	5
53	1
54	2
55	2
56	7
57	2
58	2
59	1
60	3
61	1
62	3
63	3
64	6
65	2
66	4
67	1
68	3
69	1
70	5
71	1
72	4
73	1
74	3
75	2
76	5
77	3
78	4
79	1
80	5
81	1
82	3
83	1
84	8
85	1
86	2
87	1
88	7
89	1
90	2
91	3
92	3
93	2
94	3
95	2
96	6
97	1
98	5
99	2
100	5
101	1
102	2
103	1
104	7
105	4
106	2
107	1
108	3
109	1
110	5
111	2
112	9
113	1
114	4
115	1
116	3
117	2
118	3
119	2
120	4

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

cp's OEIS Frontend

A290090 a(n) is the number of proper divisors of n that are odious (A000069).

Table of values

List of values

n	a(n)
1	0
2	1
3	1
4	2
5	1
6	2
7	1
8	3
9	1
10	2
11	1
12	3
13	1
14	3
15	1
16	4
17	1
18	2
19	1
20	3
21	2
22	3
23	1
24	4
25	1
26	3
27	1
28	5
29	1
30	2
31	1
32	5
33	2
34	2
35	2
36	3
37	1
38	3
39	2
40	4
41	1
42	5
43	1
44	5
45	1
46	2
47	1
48	5
49	2
50	3
51	1
52	5
53	1
54	2
55	2
56	7
57	2
58	2
59	1
60	3
61	1
62	3
63	3
64	6
65	2
66	4
67	1
68	3
69	1
70	5
71	1
72	4
73	1
74	3
75	2
76	5
77	3
78	4
79	1
80	5
81	1
82	3
83	1
84	8
85	1
86	2
87	1
88	7
89	1
90	2
91	3
92	3
93	2
94	3
95	2
96	6
97	1
98	5
99	2
100	5
101	1
102	2
103	1
104	7
105	4
106	2
107	1
108	3
109	1
110	5
111	2
112	9
113	1
114	4
115	1
116	3
117	2
118	3
119	2
120	4

n	a(n)
1	0
2	1
3	1
4	2
5	1
6	2
7	1
8	3
9	1
10	2
11	1
12	3
13	1
14	3
15	1
16	4
17	1
18	2
19	1
20	3
21	2
22	3
23	1
24	4
25	1
26	3
27	1
28	5
29	1
30	2
31	1
32	5
33	2
34	2
35	2
36	3
37	1
38	3
39	2
40	4
41	1
42	5
43	1
44	5
45	1
46	2
47	1
48	5
49	2
50	3
51	1
52	5
53	1
54	2
55	2
56	7
57	2
58	2
59	1
60	3
61	1
62	3
63	3
64	6
65	2
66	4
67	1
68	3
69	1
70	5
71	1
72	4
73	1
74	3
75	2
76	5
77	3
78	4
79	1
80	5
81	1
82	3
83	1
84	8
85	1
86	2
87	1
88	7
89	1
90	2
91	3
92	3
93	2
94	3
95	2
96	6
97	1
98	5
99	2
100	5
101	1
102	2
103	1
104	7
105	4
106	2
107	1
108	3
109	1
110	5
111	2
112	9
113	1
114	4
115	1
116	3
117	2
118	3
119	2
120	4

n	a(n)
1	0
2	1
3	1
4	2
5	1
6	2
7	1
8	3
9	1
10	2
11	1
12	3
13	1
14	3
15	1
16	4
17	1
18	2
19	1
20	3
21	2
22	3
23	1
24	4
25	1
26	3
27	1
28	5
29	1
30	2
31	1
32	5
33	2
34	2
35	2
36	3
37	1
38	3
39	2
40	4
41	1
42	5
43	1
44	5
45	1
46	2
47	1
48	5
49	2
50	3
51	1
52	5
53	1
54	2
55	2
56	7
57	2
58	2
59	1
60	3
61	1
62	3
63	3
64	6
65	2
66	4
67	1
68	3
69	1
70	5
71	1
72	4
73	1
74	3
75	2
76	5
77	3
78	4
79	1
80	5
81	1
82	3
83	1
84	8
85	1
86	2
87	1
88	7
89	1
90	2
91	3
92	3
93	2
94	3
95	2
96	6
97	1
98	5
99	2
100	5
101	1
102	2
103	1
104	7
105	4
106	2
107	1
108	3
109	1
110	5
111	2
112	9
113	1
114	4
115	1
116	3
117	2
118	3
119	2
120	4