A134624 - cp's OEIS frontend

A134624 a(1) = 1. a(n) = the smallest integer which is > a(n-1) and is different from and not coprime to A134623(n-1).

n	a(n)
1	1
2	4
3	6
4	10
5	14
6	16
7	18
8	22
9	24
10	26
11	27
12	34
13	38
14	40
15	42
16	46
17	50
18	52
19	58
20	60
21	62
22	64
23	66
24	70
25	72
26	74
27	75
28	82
29	86
30	88
31	90
32	94
33	96
34	98
35	99
36	106
37	108
38	110
39	112
40	114
41	118
42	122
43	123
44	125
45	134
46	136
47	138
48	142
49	146
50	148
51	154
52	156
53	158
54	160
55	162
56	166
57	168
58	170
59	171
60	178
61	182

[1, 4, 6, 10, 14, 16, 18, 22, 24, 26, 27, 34, 38, 40, 42, 46, 50, 52, 58, 60, 62, 64, 66, 70, 72, 74, 75, 82, 86, 88, 90, 94, 96, 98, 99, 106, 108, 110, 112, 114, 118, 122, 123, 125, 134, 136, 138, 142, 146, 148, 154, 156, 158, 160, 162, 166, 168, 170, 171, 178, 182]

cp's OEIS Frontend

A134624 a(1) = 1. a(n) = the smallest integer which is > a(n-1) and is different from and not coprime to A134623(n-1).

Table of values

List of values

n	a(n)
1	1
2	4
3	6
4	10
5	14
6	16
7	18
8	22
9	24
10	26
11	27
12	34
13	38
14	40
15	42
16	46
17	50
18	52
19	58
20	60
21	62
22	64
23	66
24	70
25	72
26	74
27	75
28	82
29	86
30	88
31	90
32	94
33	96
34	98
35	99
36	106
37	108
38	110
39	112
40	114
41	118
42	122
43	123
44	125
45	134
46	136
47	138
48	142
49	146
50	148
51	154
52	156
53	158
54	160
55	162
56	166
57	168
58	170
59	171
60	178
61	182

n	a(n)
1	1
2	4
3	6
4	10
5	14
6	16
7	18
8	22
9	24
10	26
11	27
12	34
13	38
14	40
15	42
16	46
17	50
18	52
19	58
20	60
21	62
22	64
23	66
24	70
25	72
26	74
27	75
28	82
29	86
30	88
31	90
32	94
33	96
34	98
35	99
36	106
37	108
38	110
39	112
40	114
41	118
42	122
43	123
44	125
45	134
46	136
47	138
48	142
49	146
50	148
51	154
52	156
53	158
54	160
55	162
56	166
57	168
58	170
59	171
60	178
61	182

n	a(n)
1	1
2	4
3	6
4	10
5	14
6	16
7	18
8	22
9	24
10	26
11	27
12	34
13	38
14	40
15	42
16	46
17	50
18	52
19	58
20	60
21	62
22	64
23	66
24	70
25	72
26	74
27	75
28	82
29	86
30	88
31	90
32	94
33	96
34	98
35	99
36	106
37	108
38	110
39	112
40	114
41	118
42	122
43	123
44	125
45	134
46	136
47	138
48	142
49	146
50	148
51	154
52	156
53	158
54	160
55	162
56	166
57	168
58	170
59	171
60	178
61	182