A340364 - cp's OEIS frontend

A340364 a(n) = gcd(A005940(n), A324106(n)), where A324106(n) is multiplicative with a(p^e) = A005940(p^e).

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	9
8	8
9	7
10	10
11	15
12	12
13	25
14	18
15	3
16	16
17	11
18	14
19	21
20	20
21	1
22	30
23	45
24	24
25	49
26	50
27	75
28	36
29	125
30	6
31	81
32	32
33	1
34	22
35	3
36	28
37	55
38	42
39	3
40	40
41	77
42	2
43	105
44	60
45	35
46	90
47	135
48	48
49	121
50	98
51	3
52	100
53	245
54	150
55	75
56	72
57	7
58	250
59	375
60	12
61	625
62	162
63	9
64	64
65	1
66	2
67	39
68	44
69	5
70	6
71	99
72	56
73	91
74	110
75	3
76	84
77	5
78	6
79	189
80	80
81	143
82	154
83	231

[1, 2, 3, 4, 5, 6, 9, 8, 7, 10, 15, 12, 25, 18, 3, 16, 11, 14, 21, 20, 1, 30, 45, 24, 49, 50, 75, 36, 125, 6, 81, 32, 1, 22, 3, 28, 55, 42, 3, 40, 77, 2, 105, 60, 35, 90, 135, 48, 121, 98, 3, 100, 245, 150, 75, 72, 7, 250, 375, 12, 625, 162, 9, 64, 1, 2, 39, 44, 5, 6, 99, 56, 91, 110, 3, 84, 5, 6, 189, 80, 143, 154, 231]

cp's OEIS Frontend

A340364 a(n) = gcd(A005940(n), A324106(n)), where A324106(n) is multiplicative with a(p^e) = A005940(p^e).

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	9
8	8
9	7
10	10
11	15
12	12
13	25
14	18
15	3
16	16
17	11
18	14
19	21
20	20
21	1
22	30
23	45
24	24
25	49
26	50
27	75
28	36
29	125
30	6
31	81
32	32
33	1
34	22
35	3
36	28
37	55
38	42
39	3
40	40
41	77
42	2
43	105
44	60
45	35
46	90
47	135
48	48
49	121
50	98
51	3
52	100
53	245
54	150
55	75
56	72
57	7
58	250
59	375
60	12
61	625
62	162
63	9
64	64
65	1
66	2
67	39
68	44
69	5
70	6
71	99
72	56
73	91
74	110
75	3
76	84
77	5
78	6
79	189
80	80
81	143
82	154
83	231

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	9
8	8
9	7
10	10
11	15
12	12
13	25
14	18
15	3
16	16
17	11
18	14
19	21
20	20
21	1
22	30
23	45
24	24
25	49
26	50
27	75
28	36
29	125
30	6
31	81
32	32
33	1
34	22
35	3
36	28
37	55
38	42
39	3
40	40
41	77
42	2
43	105
44	60
45	35
46	90
47	135
48	48
49	121
50	98
51	3
52	100
53	245
54	150
55	75
56	72
57	7
58	250
59	375
60	12
61	625
62	162
63	9
64	64
65	1
66	2
67	39
68	44
69	5
70	6
71	99
72	56
73	91
74	110
75	3
76	84
77	5
78	6
79	189
80	80
81	143
82	154
83	231

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	6
7	9
8	8
9	7
10	10
11	15
12	12
13	25
14	18
15	3
16	16
17	11
18	14
19	21
20	20
21	1
22	30
23	45
24	24
25	49
26	50
27	75
28	36
29	125
30	6
31	81
32	32
33	1
34	22
35	3
36	28
37	55
38	42
39	3
40	40
41	77
42	2
43	105
44	60
45	35
46	90
47	135
48	48
49	121
50	98
51	3
52	100
53	245
54	150
55	75
56	72
57	7
58	250
59	375
60	12
61	625
62	162
63	9
64	64
65	1
66	2
67	39
68	44
69	5
70	6
71	99
72	56
73	91
74	110
75	3
76	84
77	5
78	6
79	189
80	80
81	143
82	154
83	231