A125060 - cp's OEIS frontend

A125060 Irregular array where a(1)=1; run n of the sequence is the first a(n-1) integers from among those positive integers which are coprime to n and which do not occur earlier in the sequence {a(k)}.

n	a(n)
1	1
2	3
3	2
4	4
5	5
6	7
7	9
8	6
9	8
10	11
11	12
12	13
13	17
14	19
15	23
16	25
17	10
18	15
19	16
20	18
21	20
22	22
23	24
24	21
25	27
26	29
27	31
28	33
29	35
30	37
31	39
32	41
33	14
34	26
35	28
36	32
37	34
38	38
39	43
40	47
41	49
42	51
43	53
44	57
45	59
46	61
47	30
48	36
49	40
50	42
51	45
52	46
53	48
54	50
55	52
56	54
57	56
58	55
59	65
60	67
61	71
62	73
63	77
64	79
65	83
66	85
67	89
68	91
69	95
70	44
71	58
72	60

[1, 3, 2, 4, 5, 7, 9, 6, 8, 11, 12, 13, 17, 19, 23, 25, 10, 15, 16, 18, 20, 22, 24, 21, 27, 29, 31, 33, 35, 37, 39, 41, 14, 26, 28, 32, 34, 38, 43, 47, 49, 51, 53, 57, 59, 61, 30, 36, 40, 42, 45, 46, 48, 50, 52, 54, 56, 55, 65, 67, 71, 73, 77, 79, 83, 85, 89, 91, 95, 44, 58, 60]

cp's OEIS Frontend

A125060 Irregular array where a(1)=1; run n of the sequence is the first a(n-1) integers from among those positive integers which are coprime to n and which do not occur earlier in the sequence {a(k)}.

Table of values

List of values

n	a(n)
1	1
2	3
3	2
4	4
5	5
6	7
7	9
8	6
9	8
10	11
11	12
12	13
13	17
14	19
15	23
16	25
17	10
18	15
19	16
20	18
21	20
22	22
23	24
24	21
25	27
26	29
27	31
28	33
29	35
30	37
31	39
32	41
33	14
34	26
35	28
36	32
37	34
38	38
39	43
40	47
41	49
42	51
43	53
44	57
45	59
46	61
47	30
48	36
49	40
50	42
51	45
52	46
53	48
54	50
55	52
56	54
57	56
58	55
59	65
60	67
61	71
62	73
63	77
64	79
65	83
66	85
67	89
68	91
69	95
70	44
71	58
72	60

n	a(n)
1	1
2	3
3	2
4	4
5	5
6	7
7	9
8	6
9	8
10	11
11	12
12	13
13	17
14	19
15	23
16	25
17	10
18	15
19	16
20	18
21	20
22	22
23	24
24	21
25	27
26	29
27	31
28	33
29	35
30	37
31	39
32	41
33	14
34	26
35	28
36	32
37	34
38	38
39	43
40	47
41	49
42	51
43	53
44	57
45	59
46	61
47	30
48	36
49	40
50	42
51	45
52	46
53	48
54	50
55	52
56	54
57	56
58	55
59	65
60	67
61	71
62	73
63	77
64	79
65	83
66	85
67	89
68	91
69	95
70	44
71	58
72	60

n	a(n)
1	1
2	3
3	2
4	4
5	5
6	7
7	9
8	6
9	8
10	11
11	12
12	13
13	17
14	19
15	23
16	25
17	10
18	15
19	16
20	18
21	20
22	22
23	24
24	21
25	27
26	29
27	31
28	33
29	35
30	37
31	39
32	41
33	14
34	26
35	28
36	32
37	34
38	38
39	43
40	47
41	49
42	51
43	53
44	57
45	59
46	61
47	30
48	36
49	40
50	42
51	45
52	46
53	48
54	50
55	52
56	54
57	56
58	55
59	65
60	67
61	71
62	73
63	77
64	79
65	83
66	85
67	89
68	91
69	95
70	44
71	58
72	60