A340083 - cp's OEIS frontend

A340083 a(n) = (n-1) / gcd(n-1, A003958(n)).

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

[0, 1, 1, 3, 1, 5, 1, 7, 2, 9, 1, 11, 1, 13, 7, 15, 1, 17, 1, 19, 5, 21, 1, 23, 3, 25, 13, 9, 1, 29, 1, 31, 8, 33, 17, 35, 1, 37, 19, 39, 1, 41, 1, 43, 11, 45, 1, 47, 4, 49, 25, 17, 1, 53, 27, 55, 14, 57, 1, 59, 1, 61, 31, 63, 4, 13, 1, 67, 17, 23, 1, 71, 1, 73, 37, 25, 19, 77, 1, 79, 5, 81, 1, 83, 21, 85, 43, 87, 1, 89, 5, 91, 23]

cp's OEIS Frontend

A340083 a(n) = (n-1) / gcd(n-1, A003958(n)).

Table of values

List of values

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

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

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