A320111 - cp's OEIS frontend

A320111 Number of divisors d of n that are not of the form 4k+2.

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

[1, 1, 2, 2, 2, 2, 2, 3, 3, 2, 2, 4, 2, 2, 4, 4, 2, 3, 2, 4, 4, 2, 2, 6, 3, 2, 4, 4, 2, 4, 2, 5, 4, 2, 4, 6, 2, 2, 4, 6, 2, 4, 2, 4, 6, 2, 2, 8, 3, 3, 4, 4, 2, 4, 4, 6, 4, 2, 2, 8, 2, 2, 6, 6, 4, 4, 2, 4, 4, 4, 2, 9, 2, 2, 6, 4, 4, 4, 2, 8, 5, 2, 2, 8, 4, 2, 4, 6, 2, 6, 4, 4, 4, 2, 4, 10, 2, 3, 6, 6, 2, 4, 2, 6, 8]

cp's OEIS Frontend

A320111 Number of divisors d of n that are not of the form 4k+2.

Table of values

List of values

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

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

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