A333307 - cp's OEIS frontend

A333307 Lexicographically earliest sequence over {0,1,2} that has the shortest palindromic or square subsequence (see Comments for precise definition).

n	a(n)
0	0
1	1
2	2
3	0
4	1
5	1
6	2
7	0
8	0
9	1
10	2
11	0
12	1
13	1
14	2
15	2
16	0
17	1
18	2
19	0
20	0
21	1
22	2
23	2
24	0
25	1
26	2
27	0
28	2
29	2
30	1
31	0
32	2
33	1
34	1
35	0
36	2
37	2
38	1
39	0
40	2
41	1
42	2
43	2
44	0
45	1
46	2
47	0
48	0
49	1
50	2
51	2
52	0
53	1
54	2
55	0
56	2
57	2
58	1
59	0
60	2
61	1
62	1
63	0
64	2
65	2
66	1
67	0
68	0
69	2
70	1
71	0
72	2
73	2
74	1
75	0
76	0
77	0
78	2
79	1
80	0
81	2

[0, 1, 2, 0, 1, 1, 2, 0, 0, 1, 2, 0, 1, 1, 2, 2, 0, 1, 2, 0, 0, 1, 2, 2, 0, 1, 2, 0, 2, 2, 1, 0, 2, 1, 1, 0, 2, 2, 1, 0, 2, 1, 2, 2, 0, 1, 2, 0, 0, 1, 2, 2, 0, 1, 2, 0, 2, 2, 1, 0, 2, 1, 1, 0, 2, 2, 1, 0, 0, 2, 1, 0, 2, 2, 1, 0, 0, 0, 2, 1, 0, 2]

cp's OEIS Frontend

A333307 Lexicographically earliest sequence over {0,1,2} that has the shortest palindromic or square subsequence (see Comments for precise definition).

Table of values

List of values

n	a(n)
0	0
1	1
2	2
3	0
4	1
5	1
6	2
7	0
8	0
9	1
10	2
11	0
12	1
13	1
14	2
15	2
16	0
17	1
18	2
19	0
20	0
21	1
22	2
23	2
24	0
25	1
26	2
27	0
28	2
29	2
30	1
31	0
32	2
33	1
34	1
35	0
36	2
37	2
38	1
39	0
40	2
41	1
42	2
43	2
44	0
45	1
46	2
47	0
48	0
49	1
50	2
51	2
52	0
53	1
54	2
55	0
56	2
57	2
58	1
59	0
60	2
61	1
62	1
63	0
64	2
65	2
66	1
67	0
68	0
69	2
70	1
71	0
72	2
73	2
74	1
75	0
76	0
77	0
78	2
79	1
80	0
81	2

n	a(n)
0	0
1	1
2	2
3	0
4	1
5	1
6	2
7	0
8	0
9	1
10	2
11	0
12	1
13	1
14	2
15	2
16	0
17	1
18	2
19	0
20	0
21	1
22	2
23	2
24	0
25	1
26	2
27	0
28	2
29	2
30	1
31	0
32	2
33	1
34	1
35	0
36	2
37	2
38	1
39	0
40	2
41	1
42	2
43	2
44	0
45	1
46	2
47	0
48	0
49	1
50	2
51	2
52	0
53	1
54	2
55	0
56	2
57	2
58	1
59	0
60	2
61	1
62	1
63	0
64	2
65	2
66	1
67	0
68	0
69	2
70	1
71	0
72	2
73	2
74	1
75	0
76	0
77	0
78	2
79	1
80	0
81	2

n	a(n)
0	0
1	1
2	2
3	0
4	1
5	1
6	2
7	0
8	0
9	1
10	2
11	0
12	1
13	1
14	2
15	2
16	0
17	1
18	2
19	0
20	0
21	1
22	2
23	2
24	0
25	1
26	2
27	0
28	2
29	2
30	1
31	0
32	2
33	1
34	1
35	0
36	2
37	2
38	1
39	0
40	2
41	1
42	2
43	2
44	0
45	1
46	2
47	0
48	0
49	1
50	2
51	2
52	0
53	1
54	2
55	0
56	2
57	2
58	1
59	0
60	2
61	1
62	1
63	0
64	2
65	2
66	1
67	0
68	0
69	2
70	1
71	0
72	2
73	2
74	1
75	0
76	0
77	0
78	2
79	1
80	0
81	2