A320015 - cp's OEIS frontend

A320015 Number of proper divisors of n that are either of the form 6k+1 or 6k + 5.

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

[0, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 2, 2, 1, 1, 1, 1, 2, 2, 2, 1, 1, 2, 2, 1, 2, 1, 2, 1, 1, 2, 2, 3, 1, 1, 2, 2, 2, 1, 2, 1, 2, 2, 2, 1, 1, 2, 3, 2, 2, 1, 1, 3, 2, 2, 2, 1, 2, 1, 2, 2, 1, 3, 2, 1, 2, 2, 4, 1, 1, 1, 2, 3, 2, 3, 2, 1, 2, 1, 2, 1, 2, 3, 2, 2, 2, 1, 2, 3, 2, 2, 2, 3, 1, 1, 3, 2, 3, 1, 2, 1, 2, 4]

cp's OEIS Frontend

A320015 Number of proper divisors of n that are either of the form 6k+1 or 6k + 5.

Table of values

List of values

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

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

cp's OEIS Frontend

A320015 Number of proper divisors of n that are either of the form 6*k+1 or 6*k + 5.

Table of values

List of values

A320015 Number of proper divisors of n that are either of the form 6k+1 or 6k + 5.

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