A335497 - cp's OEIS frontend

A335497 a(1) = 1, and for any n > 0, a(n+1) is the number of times the decimal representation of a(n) appears in the concatenation of the first n terms, possibly with overlap.

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

[1, 1, 2, 1, 3, 1, 4, 1, 5, 1, 6, 1, 7, 1, 8, 1, 9, 1, 10, 1, 12, 2, 3, 2, 4, 2, 5, 2, 6, 2, 7, 2, 8, 2, 9, 2, 10, 2, 11, 4, 3, 3, 4, 4, 5, 3, 5, 4, 6, 3, 6, 4, 7, 3, 7, 4, 8, 3, 8, 4, 9, 3, 9, 4, 10, 3, 10, 4, 11, 5, 5, 6, 5, 7, 5, 8, 5, 9, 5, 10, 5, 11, 6, 6]

cp's OEIS Frontend

A335497 a(1) = 1, and for any n > 0, a(n+1) is the number of times the decimal representation of a(n) appears in the concatenation of the first n terms, possibly with overlap.

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

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

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