A378996 - cp's OEIS frontend

A378996 Denominator of sigma(2n)/(2n).

n	a(n)
1	2
2	4
3	1
4	8
5	5
6	3
7	7
8	16
9	6
10	10
11	11
12	2
13	13
14	1
15	5
16	32
17	17
18	36
19	19
20	4
21	7
22	11
23	23
24	12
25	50
26	26
27	9
28	7
29	29
30	5
31	31
32	64
33	11
34	34
35	35
36	24
37	37
38	19
39	13
40	40
41	41
42	3
43	43
44	22
45	5
46	23
47	47
48	8
49	98
50	100
51	17
52	52
53	53
54	27
55	55
56	14
57	19
58	58
59	59
60	1
61	61
62	31
63	21
64	128
65	65
66	11
67	67
68	68
69	23
70	5
71	71
72	144
73	73
74	74
75	25
76	38
77	77
78	39
79	79
80	80
81	54
82	82
83	83
84	7

[2, 4, 1, 8, 5, 3, 7, 16, 6, 10, 11, 2, 13, 1, 5, 32, 17, 36, 19, 4, 7, 11, 23, 12, 50, 26, 9, 7, 29, 5, 31, 64, 11, 34, 35, 24, 37, 19, 13, 40, 41, 3, 43, 22, 5, 23, 47, 8, 98, 100, 17, 52, 53, 27, 55, 14, 19, 58, 59, 1, 61, 31, 21, 128, 65, 11, 67, 68, 23, 5, 71, 144, 73, 74, 25, 38, 77, 39, 79, 80, 54, 82, 83, 7]

cp's OEIS Frontend

A378996 Denominator of sigma(2n)/(2n).

Table of values

List of values

n	a(n)
1	2
2	4
3	1
4	8
5	5
6	3
7	7
8	16
9	6
10	10
11	11
12	2
13	13
14	1
15	5
16	32
17	17
18	36
19	19
20	4
21	7
22	11
23	23
24	12
25	50
26	26
27	9
28	7
29	29
30	5
31	31
32	64
33	11
34	34
35	35
36	24
37	37
38	19
39	13
40	40
41	41
42	3
43	43
44	22
45	5
46	23
47	47
48	8
49	98
50	100
51	17
52	52
53	53
54	27
55	55
56	14
57	19
58	58
59	59
60	1
61	61
62	31
63	21
64	128
65	65
66	11
67	67
68	68
69	23
70	5
71	71
72	144
73	73
74	74
75	25
76	38
77	77
78	39
79	79
80	80
81	54
82	82
83	83
84	7

n	a(n)
1	2
2	4
3	1
4	8
5	5
6	3
7	7
8	16
9	6
10	10
11	11
12	2
13	13
14	1
15	5
16	32
17	17
18	36
19	19
20	4
21	7
22	11
23	23
24	12
25	50
26	26
27	9
28	7
29	29
30	5
31	31
32	64
33	11
34	34
35	35
36	24
37	37
38	19
39	13
40	40
41	41
42	3
43	43
44	22
45	5
46	23
47	47
48	8
49	98
50	100
51	17
52	52
53	53
54	27
55	55
56	14
57	19
58	58
59	59
60	1
61	61
62	31
63	21
64	128
65	65
66	11
67	67
68	68
69	23
70	5
71	71
72	144
73	73
74	74
75	25
76	38
77	77
78	39
79	79
80	80
81	54
82	82
83	83
84	7

cp's OEIS Frontend

A378996 Denominator of sigma(2*n)/(2*n).

Table of values

List of values

A378996 Denominator of sigma(2n)/(2n).

n	a(n)
1	2
2	4
3	1
4	8
5	5
6	3
7	7
8	16
9	6
10	10
11	11
12	2
13	13
14	1
15	5
16	32
17	17
18	36
19	19
20	4
21	7
22	11
23	23
24	12
25	50
26	26
27	9
28	7
29	29
30	5
31	31
32	64
33	11
34	34
35	35
36	24
37	37
38	19
39	13
40	40
41	41
42	3
43	43
44	22
45	5
46	23
47	47
48	8
49	98
50	100
51	17
52	52
53	53
54	27
55	55
56	14
57	19
58	58
59	59
60	1
61	61
62	31
63	21
64	128
65	65
66	11
67	67
68	68
69	23
70	5
71	71
72	144
73	73
74	74
75	25
76	38
77	77
78	39
79	79
80	80
81	54
82	82
83	83
84	7