A272475 - cp's OEIS frontend

A272475 Numbers n such that 2^n-1 and 3^n-1 are not coprime.

n	a(n)
1	4
2	6
3	8
4	10
5	11
6	12
7	16
8	18
9	20
10	22
11	23
12	24
13	28
14	30
15	32
16	33
17	35
18	36
19	40
20	42
21	43
22	44
23	46
24	48
25	50
26	52
27	54
28	55
29	56
30	58
31	60
32	64
33	66
34	68
35	69
36	70
37	72
38	75
39	76
40	77
41	78
42	80
43	82
44	83
45	84
46	86
47	88
48	90
49	92
50	95
51	96
52	99
53	100
54	102
55	104
56	105
57	106
58	108
59	110
60	112
61	114
62	115
63	116
64	117

[4, 6, 8, 10, 11, 12, 16, 18, 20, 22, 23, 24, 28, 30, 32, 33, 35, 36, 40, 42, 43, 44, 46, 48, 50, 52, 54, 55, 56, 58, 60, 64, 66, 68, 69, 70, 72, 75, 76, 77, 78, 80, 82, 83, 84, 86, 88, 90, 92, 95, 96, 99, 100, 102, 104, 105, 106, 108, 110, 112, 114, 115, 116, 117]

cp's OEIS Frontend

A272475 Numbers n such that 2^n-1 and 3^n-1 are not coprime.

Table of values

List of values

n	a(n)
1	4
2	6
3	8
4	10
5	11
6	12
7	16
8	18
9	20
10	22
11	23
12	24
13	28
14	30
15	32
16	33
17	35
18	36
19	40
20	42
21	43
22	44
23	46
24	48
25	50
26	52
27	54
28	55
29	56
30	58
31	60
32	64
33	66
34	68
35	69
36	70
37	72
38	75
39	76
40	77
41	78
42	80
43	82
44	83
45	84
46	86
47	88
48	90
49	92
50	95
51	96
52	99
53	100
54	102
55	104
56	105
57	106
58	108
59	110
60	112
61	114
62	115
63	116
64	117

n	a(n)
1	4
2	6
3	8
4	10
5	11
6	12
7	16
8	18
9	20
10	22
11	23
12	24
13	28
14	30
15	32
16	33
17	35
18	36
19	40
20	42
21	43
22	44
23	46
24	48
25	50
26	52
27	54
28	55
29	56
30	58
31	60
32	64
33	66
34	68
35	69
36	70
37	72
38	75
39	76
40	77
41	78
42	80
43	82
44	83
45	84
46	86
47	88
48	90
49	92
50	95
51	96
52	99
53	100
54	102
55	104
56	105
57	106
58	108
59	110
60	112
61	114
62	115
63	116
64	117

n	a(n)
1	4
2	6
3	8
4	10
5	11
6	12
7	16
8	18
9	20
10	22
11	23
12	24
13	28
14	30
15	32
16	33
17	35
18	36
19	40
20	42
21	43
22	44
23	46
24	48
25	50
26	52
27	54
28	55
29	56
30	58
31	60
32	64
33	66
34	68
35	69
36	70
37	72
38	75
39	76
40	77
41	78
42	80
43	82
44	83
45	84
46	86
47	88
48	90
49	92
50	95
51	96
52	99
53	100
54	102
55	104
56	105
57	106
58	108
59	110
60	112
61	114
62	115
63	116
64	117