A335915 - cp's OEIS frontend

A335915 Fully multiplicative with a(2) = 1, and a(p) = A000265(p-1)*A000265(p+1) = A000265(p^2 - 1), for odd primes p.

n	a(n)
1	1
2	1
3	1
4	1
5	3
6	1
7	3
8	1
9	1
10	3
11	15
12	1
13	21
14	3
15	3
16	1
17	9
18	1
19	45
20	3
21	3
22	15
23	33
24	1
25	9
26	21
27	1
28	3
29	105
30	3
31	15
32	1
33	15
34	9
35	9
36	1
37	171
38	45
39	21
40	3
41	105
42	3
43	231
44	15
45	3
46	33
47	69
48	1
49	9
50	9
51	9
52	21
53	351
54	1
55	45
56	3
57	45
58	105
59	435
60	3
61	465
62	15
63	3
64	1
65	63
66	15
67	561
68	9
69	33
70	9
71	315
72	1
73	333
74	171
75	9
76	45
77	45
78	21
79	195
80	3
81	1
82	105
83	861
84	3
85	27
86	231
87	105
88	15
89	495
90	3
91	63
92	33
93	15
94	69

[1, 1, 1, 1, 3, 1, 3, 1, 1, 3, 15, 1, 21, 3, 3, 1, 9, 1, 45, 3, 3, 15, 33, 1, 9, 21, 1, 3, 105, 3, 15, 1, 15, 9, 9, 1, 171, 45, 21, 3, 105, 3, 231, 15, 3, 33, 69, 1, 9, 9, 9, 21, 351, 1, 45, 3, 45, 105, 435, 3, 465, 15, 3, 1, 63, 15, 561, 9, 33, 9, 315, 1, 333, 171, 9, 45, 45, 21, 195, 3, 1, 105, 861, 3, 27, 231, 105, 15, 495, 3, 63, 33, 15, 69]

cp's OEIS Frontend

A335915 Fully multiplicative with a(2) = 1, and a(p) = A000265(p-1)*A000265(p+1) = A000265(p^2 - 1), for odd primes p.

Table of values

List of values

n	a(n)
1	1
2	1
3	1
4	1
5	3
6	1
7	3
8	1
9	1
10	3
11	15
12	1
13	21
14	3
15	3
16	1
17	9
18	1
19	45
20	3
21	3
22	15
23	33
24	1
25	9
26	21
27	1
28	3
29	105
30	3
31	15
32	1
33	15
34	9
35	9
36	1
37	171
38	45
39	21
40	3
41	105
42	3
43	231
44	15
45	3
46	33
47	69
48	1
49	9
50	9
51	9
52	21
53	351
54	1
55	45
56	3
57	45
58	105
59	435
60	3
61	465
62	15
63	3
64	1
65	63
66	15
67	561
68	9
69	33
70	9
71	315
72	1
73	333
74	171
75	9
76	45
77	45
78	21
79	195
80	3
81	1
82	105
83	861
84	3
85	27
86	231
87	105
88	15
89	495
90	3
91	63
92	33
93	15
94	69

n	a(n)
1	1
2	1
3	1
4	1
5	3
6	1
7	3
8	1
9	1
10	3
11	15
12	1
13	21
14	3
15	3
16	1
17	9
18	1
19	45
20	3
21	3
22	15
23	33
24	1
25	9
26	21
27	1
28	3
29	105
30	3
31	15
32	1
33	15
34	9
35	9
36	1
37	171
38	45
39	21
40	3
41	105
42	3
43	231
44	15
45	3
46	33
47	69
48	1
49	9
50	9
51	9
52	21
53	351
54	1
55	45
56	3
57	45
58	105
59	435
60	3
61	465
62	15
63	3
64	1
65	63
66	15
67	561
68	9
69	33
70	9
71	315
72	1
73	333
74	171
75	9
76	45
77	45
78	21
79	195
80	3
81	1
82	105
83	861
84	3
85	27
86	231
87	105
88	15
89	495
90	3
91	63
92	33
93	15
94	69

n	a(n)
1	1
2	1
3	1
4	1
5	3
6	1
7	3
8	1
9	1
10	3
11	15
12	1
13	21
14	3
15	3
16	1
17	9
18	1
19	45
20	3
21	3
22	15
23	33
24	1
25	9
26	21
27	1
28	3
29	105
30	3
31	15
32	1
33	15
34	9
35	9
36	1
37	171
38	45
39	21
40	3
41	105
42	3
43	231
44	15
45	3
46	33
47	69
48	1
49	9
50	9
51	9
52	21
53	351
54	1
55	45
56	3
57	45
58	105
59	435
60	3
61	465
62	15
63	3
64	1
65	63
66	15
67	561
68	9
69	33
70	9
71	315
72	1
73	333
74	171
75	9
76	45
77	45
78	21
79	195
80	3
81	1
82	105
83	861
84	3
85	27
86	231
87	105
88	15
89	495
90	3
91	63
92	33
93	15
94	69