A295314 - cp's OEIS frontend

A295314 a(n) = sigma(n) / gcd(sigma(n), phi(sigma(n))).

n	a(n)
1	1
2	3
3	2
4	7
5	3
6	3
7	2
8	15
9	13
10	3
11	3
12	7
13	7
14	3
15	3
16	31
17	3
18	13
19	5
20	7
21	2
22	3
23	3
24	15
25	31
26	7
27	5
28	7
29	15
30	3
31	2
32	7
33	3
34	3
35	3
36	91
37	19
38	15
39	7
40	15
41	7
42	3
43	11
44	7
45	13
46	3
47	3
48	31
49	19
50	31
51	3
52	7
53	3
54	15
55	3
56	15
57	5
58	15
59	15
60	7
61	31
62	3
63	13
64	127
65	7
66	3
67	17
68	7
69	3
70	3
71	3
72	65
73	37
74	19
75	31
76	35
77	3
78	7
79	5
80	31
81	11
82	7
83	7
84	7
85	3
86	33
87	15
88	15
89	15
90	13
91	7
92	7
93	2
94	3

[1, 3, 2, 7, 3, 3, 2, 15, 13, 3, 3, 7, 7, 3, 3, 31, 3, 13, 5, 7, 2, 3, 3, 15, 31, 7, 5, 7, 15, 3, 2, 7, 3, 3, 3, 91, 19, 15, 7, 15, 7, 3, 11, 7, 13, 3, 3, 31, 19, 31, 3, 7, 3, 15, 3, 15, 5, 15, 15, 7, 31, 3, 13, 127, 7, 3, 17, 7, 3, 3, 3, 65, 37, 19, 31, 35, 3, 7, 5, 31, 11, 7, 7, 7, 3, 33, 15, 15, 15, 13, 7, 7, 2, 3]

cp's OEIS Frontend

A295314 a(n) = sigma(n) / gcd(sigma(n), phi(sigma(n))).

Table of values

List of values

n	a(n)
1	1
2	3
3	2
4	7
5	3
6	3
7	2
8	15
9	13
10	3
11	3
12	7
13	7
14	3
15	3
16	31
17	3
18	13
19	5
20	7
21	2
22	3
23	3
24	15
25	31
26	7
27	5
28	7
29	15
30	3
31	2
32	7
33	3
34	3
35	3
36	91
37	19
38	15
39	7
40	15
41	7
42	3
43	11
44	7
45	13
46	3
47	3
48	31
49	19
50	31
51	3
52	7
53	3
54	15
55	3
56	15
57	5
58	15
59	15
60	7
61	31
62	3
63	13
64	127
65	7
66	3
67	17
68	7
69	3
70	3
71	3
72	65
73	37
74	19
75	31
76	35
77	3
78	7
79	5
80	31
81	11
82	7
83	7
84	7
85	3
86	33
87	15
88	15
89	15
90	13
91	7
92	7
93	2
94	3

n	a(n)
1	1
2	3
3	2
4	7
5	3
6	3
7	2
8	15
9	13
10	3
11	3
12	7
13	7
14	3
15	3
16	31
17	3
18	13
19	5
20	7
21	2
22	3
23	3
24	15
25	31
26	7
27	5
28	7
29	15
30	3
31	2
32	7
33	3
34	3
35	3
36	91
37	19
38	15
39	7
40	15
41	7
42	3
43	11
44	7
45	13
46	3
47	3
48	31
49	19
50	31
51	3
52	7
53	3
54	15
55	3
56	15
57	5
58	15
59	15
60	7
61	31
62	3
63	13
64	127
65	7
66	3
67	17
68	7
69	3
70	3
71	3
72	65
73	37
74	19
75	31
76	35
77	3
78	7
79	5
80	31
81	11
82	7
83	7
84	7
85	3
86	33
87	15
88	15
89	15
90	13
91	7
92	7
93	2
94	3

n	a(n)
1	1
2	3
3	2
4	7
5	3
6	3
7	2
8	15
9	13
10	3
11	3
12	7
13	7
14	3
15	3
16	31
17	3
18	13
19	5
20	7
21	2
22	3
23	3
24	15
25	31
26	7
27	5
28	7
29	15
30	3
31	2
32	7
33	3
34	3
35	3
36	91
37	19
38	15
39	7
40	15
41	7
42	3
43	11
44	7
45	13
46	3
47	3
48	31
49	19
50	31
51	3
52	7
53	3
54	15
55	3
56	15
57	5
58	15
59	15
60	7
61	31
62	3
63	13
64	127
65	7
66	3
67	17
68	7
69	3
70	3
71	3
72	65
73	37
74	19
75	31
76	35
77	3
78	7
79	5
80	31
81	11
82	7
83	7
84	7
85	3
86	33
87	15
88	15
89	15
90	13
91	7
92	7
93	2
94	3