A308073 - cp's OEIS frontend

A308073 Lexicographically earliest sequence of positive terms such that for any distinct m and n, a(m) + dup(a(m+1)) <> a(n) + dup(a(n+1)) (where dup corresponds to A020330).

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

[1, 1, 2, 1, 3, 1, 4, 1, 5, 1, 6, 1, 7, 1, 8, 2, 2, 3, 2, 4, 2, 5, 2, 6, 3, 4, 3, 5, 3, 6, 4, 4, 5, 4, 6, 5, 5, 6, 6, 7, 3, 7, 4, 7, 5, 7, 6, 8, 3, 8, 4, 8, 5, 8, 6, 9, 3, 9, 4, 9, 5, 9, 6, 10, 3, 10, 7, 7, 8, 7, 9, 7, 10, 8, 8, 9, 8, 10, 9, 9, 10, 10, 11, 3]

cp's OEIS Frontend

A308073 Lexicographically earliest sequence of positive terms such that for any distinct m and n, a(m) + dup(a(m+1)) <> a(n) + dup(a(n+1)) (where dup corresponds to A020330).

Table of values

List of values

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

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

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