A344771 - cp's OEIS frontend

A344771 Ordinal transform of A342915, where A342915(n) = gcd(1+n, psi(n)).

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

[1, 1, 1, 2, 1, 3, 1, 2, 1, 4, 1, 5, 1, 3, 2, 6, 1, 7, 1, 4, 2, 8, 1, 9, 3, 5, 2, 10, 1, 11, 1, 6, 4, 12, 2, 13, 1, 7, 3, 14, 1, 15, 1, 1, 5, 16, 1, 17, 6, 8, 3, 18, 1, 19, 4, 9, 7, 20, 1, 21, 1, 10, 2, 22, 2, 23, 1, 11, 8, 24, 1, 25, 1, 12, 4, 26, 3, 27, 1, 2, 9, 28, 1, 29, 10, 13, 5, 30, 1, 31, 5, 14, 11, 32, 2, 33, 1, 15]

cp's OEIS Frontend

A344771 Ordinal transform of A342915, where A342915(n) = gcd(1+n, psi(n)).

Table of values

List of values

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

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

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