A318225 - cp's OEIS frontend

A318225 Lexicographically earliest sequence of positive terms such that the concatenation of two consecutive terms is always unique.

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

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

cp's OEIS Frontend

A318225 Lexicographically earliest sequence of positive terms such that the concatenation of two consecutive terms is always unique.

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

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

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