A376937 - cp's OEIS frontend

A376937 a(1)=1; thereafter a(n) is the smallest k for which the subsequence a(n-k..n-1) has a distinct rhyme scheme from that of any other subsequence of the sequence thus far.

n	a(n)
1	1
2	1
3	2
4	2
5	3
6	4
7	3
8	3
9	4
10	4
11	5
12	6
13	7
14	4
15	5
16	6
17	7
18	8
19	5
20	6
21	7
22	8
23	9
24	10
25	6
26	6
27	4
28	5
29	6
30	4
31	5
32	6
33	7
34	5
35	5
36	5
37	3
38	4
39	5
40	6
41	6
42	6
43	6
44	4
45	5
46	6
47	7
48	8
49	6
50	6
51	7
52	5
53	6
54	7
55	8
56	7
57	5
58	4
59	5
60	6
61	6
62	5
63	5
64	6
65	5
66	4
67	5
68	5
69	6
70	5
71	5
72	5
73	5
74	6
75	6
76	5
77	6
78	7
79	8
80	6
81	6
82	7
83	8
84	5
85	6
86	7
87	8
88	9
89	9

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

cp's OEIS Frontend

A376937 a(1)=1; thereafter a(n) is the smallest k for which the subsequence a(n-k..n-1) has a distinct rhyme scheme from that of any other subsequence of the sequence thus far.

Table of values

List of values

n	a(n)
1	1
2	1
3	2
4	2
5	3
6	4
7	3
8	3
9	4
10	4
11	5
12	6
13	7
14	4
15	5
16	6
17	7
18	8
19	5
20	6
21	7
22	8
23	9
24	10
25	6
26	6
27	4
28	5
29	6
30	4
31	5
32	6
33	7
34	5
35	5
36	5
37	3
38	4
39	5
40	6
41	6
42	6
43	6
44	4
45	5
46	6
47	7
48	8
49	6
50	6
51	7
52	5
53	6
54	7
55	8
56	7
57	5
58	4
59	5
60	6
61	6
62	5
63	5
64	6
65	5
66	4
67	5
68	5
69	6
70	5
71	5
72	5
73	5
74	6
75	6
76	5
77	6
78	7
79	8
80	6
81	6
82	7
83	8
84	5
85	6
86	7
87	8
88	9
89	9

n	a(n)
1	1
2	1
3	2
4	2
5	3
6	4
7	3
8	3
9	4
10	4
11	5
12	6
13	7
14	4
15	5
16	6
17	7
18	8
19	5
20	6
21	7
22	8
23	9
24	10
25	6
26	6
27	4
28	5
29	6
30	4
31	5
32	6
33	7
34	5
35	5
36	5
37	3
38	4
39	5
40	6
41	6
42	6
43	6
44	4
45	5
46	6
47	7
48	8
49	6
50	6
51	7
52	5
53	6
54	7
55	8
56	7
57	5
58	4
59	5
60	6
61	6
62	5
63	5
64	6
65	5
66	4
67	5
68	5
69	6
70	5
71	5
72	5
73	5
74	6
75	6
76	5
77	6
78	7
79	8
80	6
81	6
82	7
83	8
84	5
85	6
86	7
87	8
88	9
89	9

n	a(n)
1	1
2	1
3	2
4	2
5	3
6	4
7	3
8	3
9	4
10	4
11	5
12	6
13	7
14	4
15	5
16	6
17	7
18	8
19	5
20	6
21	7
22	8
23	9
24	10
25	6
26	6
27	4
28	5
29	6
30	4
31	5
32	6
33	7
34	5
35	5
36	5
37	3
38	4
39	5
40	6
41	6
42	6
43	6
44	4
45	5
46	6
47	7
48	8
49	6
50	6
51	7
52	5
53	6
54	7
55	8
56	7
57	5
58	4
59	5
60	6
61	6
62	5
63	5
64	6
65	5
66	4
67	5
68	5
69	6
70	5
71	5
72	5
73	5
74	6
75	6
76	5
77	6
78	7
79	8
80	6
81	6
82	7
83	8
84	5
85	6
86	7
87	8
88	9
89	9