A353351 - cp's OEIS frontend

A353351 Number of divisors d of n for which A048675(d) is not a multiple of 3.

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

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

cp's OEIS Frontend

A353351 Number of divisors d of n for which A048675(d) is not a multiple of 3.

Table of values

List of values

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

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

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