A380507 - cp's OEIS frontend

A380507 Lexicographically earliest infinite sequence of positive integers such that for any n, consecutive occurrences of n are separated by a(n) terms and each subsequence enclosed by consecutive equal values is distinct.

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

[1, 2, 1, 3, 1, 3, 4, 3, 5, 3, 4, 6, 7, 8, 4, 6, 9, 7, 4, 6, 10, 11, 4, 6, 10, 12, 4, 6, 10, 13, 4, 6, 10, 14, 4, 6, 10, 13, 15, 6, 10, 16, 14, 6, 10, 13, 17, 6, 10, 18, 19, 6, 10, 13, 20, 6, 10, 18, 21, 6, 10, 13, 22, 6, 10, 18, 23, 6, 10, 13, 24, 6, 10, 18, 22]

cp's OEIS Frontend

A380507 Lexicographically earliest infinite sequence of positive integers such that for any n, consecutive occurrences of n are separated by a(n) terms and each subsequence enclosed by consecutive equal values is distinct.

Table of values

List of values

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

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

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