A366462 - cp's OEIS frontend

A366462 a(n) is the length of the longest word w in the Period-doubling sequence (A096268) in which every length-n factor of w is unique.

n	a(n)
1	2
2	4
3	7
4	9
5	11
6	15
7	17
8	19
9	21
10	23
11	25
12	31
13	33
14	35
15	37
16	39
17	41
18	43
19	45
20	47
21	49
22	51
23	53
24	63
25	65
26	67
27	69
28	71
29	73
30	75
31	77
32	79
33	81
34	83
35	85
36	87
37	89
38	91
39	93
40	95
41	97
42	99
43	101
44	103
45	105
46	107
47	109
48	127
49	129
50	131
51	133
52	135
53	137
54	139
55	141
56	143
57	145
58	147
59	149
60	151
61	153
62	155
63	157
64	159
65	161

[2, 4, 7, 9, 11, 15, 17, 19, 21, 23, 25, 31, 33, 35, 37, 39, 41, 43, 45, 47, 49, 51, 53, 63, 65, 67, 69, 71, 73, 75, 77, 79, 81, 83, 85, 87, 89, 91, 93, 95, 97, 99, 101, 103, 105, 107, 109, 127, 129, 131, 133, 135, 137, 139, 141, 143, 145, 147, 149, 151, 153, 155, 157, 159, 161]

cp's OEIS Frontend

A366462 a(n) is the length of the longest word w in the Period-doubling sequence (A096268) in which every length-n factor of w is unique.

Table of values

List of values

n	a(n)
1	2
2	4
3	7
4	9
5	11
6	15
7	17
8	19
9	21
10	23
11	25
12	31
13	33
14	35
15	37
16	39
17	41
18	43
19	45
20	47
21	49
22	51
23	53
24	63
25	65
26	67
27	69
28	71
29	73
30	75
31	77
32	79
33	81
34	83
35	85
36	87
37	89
38	91
39	93
40	95
41	97
42	99
43	101
44	103
45	105
46	107
47	109
48	127
49	129
50	131
51	133
52	135
53	137
54	139
55	141
56	143
57	145
58	147
59	149
60	151
61	153
62	155
63	157
64	159
65	161

n	a(n)
1	2
2	4
3	7
4	9
5	11
6	15
7	17
8	19
9	21
10	23
11	25
12	31
13	33
14	35
15	37
16	39
17	41
18	43
19	45
20	47
21	49
22	51
23	53
24	63
25	65
26	67
27	69
28	71
29	73
30	75
31	77
32	79
33	81
34	83
35	85
36	87
37	89
38	91
39	93
40	95
41	97
42	99
43	101
44	103
45	105
46	107
47	109
48	127
49	129
50	131
51	133
52	135
53	137
54	139
55	141
56	143
57	145
58	147
59	149
60	151
61	153
62	155
63	157
64	159
65	161

n	a(n)
1	2
2	4
3	7
4	9
5	11
6	15
7	17
8	19
9	21
10	23
11	25
12	31
13	33
14	35
15	37
16	39
17	41
18	43
19	45
20	47
21	49
22	51
23	53
24	63
25	65
26	67
27	69
28	71
29	73
30	75
31	77
32	79
33	81
34	83
35	85
36	87
37	89
38	91
39	93
40	95
41	97
42	99
43	101
44	103
45	105
46	107
47	109
48	127
49	129
50	131
51	133
52	135
53	137
54	139
55	141
56	143
57	145
58	147
59	149
60	151
61	153
62	155
63	157
64	159
65	161