A248909 - cp's OEIS frontend

A248909 Completely multiplicative with a(p) = p if p = 6k+1 and a(p) = 1 otherwise.

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	1
7	7
8	1
9	1
10	1
11	1
12	1
13	13
14	7
15	1
16	1
17	1
18	1
19	19
20	1
21	7
22	1
23	1
24	1
25	1
26	13
27	1
28	7
29	1
30	1
31	31
32	1
33	1
34	1
35	7
36	1
37	37
38	19
39	13
40	1
41	1
42	7
43	43
44	1
45	1
46	1
47	1
48	1
49	49
50	1
51	1
52	13
53	1
54	1
55	1
56	7
57	19
58	1
59	1
60	1
61	61
62	31
63	7
64	1
65	13
66	1
67	67
68	1
69	1
70	7
71	1
72	1
73	73
74	37
75	1
76	19
77	7
78	13
79	79
80	1
81	1

[1, 1, 1, 1, 1, 1, 7, 1, 1, 1, 1, 1, 13, 7, 1, 1, 1, 1, 19, 1, 7, 1, 1, 1, 1, 13, 1, 7, 1, 1, 31, 1, 1, 1, 7, 1, 37, 19, 13, 1, 1, 7, 43, 1, 1, 1, 1, 1, 49, 1, 1, 13, 1, 1, 1, 7, 19, 1, 1, 1, 61, 31, 7, 1, 13, 1, 67, 1, 1, 7, 1, 1, 73, 37, 1, 19, 7, 13, 79, 1, 1]

cp's OEIS Frontend

A248909 Completely multiplicative with a(p) = p if p = 6k+1 and a(p) = 1 otherwise.

Table of values

List of values

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	1
7	7
8	1
9	1
10	1
11	1
12	1
13	13
14	7
15	1
16	1
17	1
18	1
19	19
20	1
21	7
22	1
23	1
24	1
25	1
26	13
27	1
28	7
29	1
30	1
31	31
32	1
33	1
34	1
35	7
36	1
37	37
38	19
39	13
40	1
41	1
42	7
43	43
44	1
45	1
46	1
47	1
48	1
49	49
50	1
51	1
52	13
53	1
54	1
55	1
56	7
57	19
58	1
59	1
60	1
61	61
62	31
63	7
64	1
65	13
66	1
67	67
68	1
69	1
70	7
71	1
72	1
73	73
74	37
75	1
76	19
77	7
78	13
79	79
80	1
81	1

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	1
7	7
8	1
9	1
10	1
11	1
12	1
13	13
14	7
15	1
16	1
17	1
18	1
19	19
20	1
21	7
22	1
23	1
24	1
25	1
26	13
27	1
28	7
29	1
30	1
31	31
32	1
33	1
34	1
35	7
36	1
37	37
38	19
39	13
40	1
41	1
42	7
43	43
44	1
45	1
46	1
47	1
48	1
49	49
50	1
51	1
52	13
53	1
54	1
55	1
56	7
57	19
58	1
59	1
60	1
61	61
62	31
63	7
64	1
65	13
66	1
67	67
68	1
69	1
70	7
71	1
72	1
73	73
74	37
75	1
76	19
77	7
78	13
79	79
80	1
81	1

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	1
7	7
8	1
9	1
10	1
11	1
12	1
13	13
14	7
15	1
16	1
17	1
18	1
19	19
20	1
21	7
22	1
23	1
24	1
25	1
26	13
27	1
28	7
29	1
30	1
31	31
32	1
33	1
34	1
35	7
36	1
37	37
38	19
39	13
40	1
41	1
42	7
43	43
44	1
45	1
46	1
47	1
48	1
49	49
50	1
51	1
52	13
53	1
54	1
55	1
56	7
57	19
58	1
59	1
60	1
61	61
62	31
63	7
64	1
65	13
66	1
67	67
68	1
69	1
70	7
71	1
72	1
73	73
74	37
75	1
76	19
77	7
78	13
79	79
80	1
81	1