A003144 - cp's OEIS frontend

A003144 Positions of letter a in the tribonacci word abacabaabacababac... generated by a->ab, b->ac, c->a (cf. A092782).

n	a(n)
1	1
2	3
3	5
4	7
5	8
6	10
7	12
8	14
9	16
10	18
11	20
12	21
13	23
14	25
15	27
16	29
17	31
18	32
19	34
20	36
21	38
22	40
23	42
24	44
25	45
26	47
27	49
28	51
29	52
30	54
31	56
32	58
33	60
34	62
35	64
36	65
37	67
38	69
39	71
40	73
41	75
42	76
43	78
44	80
45	82
46	84
47	86
48	88
49	89
50	91
51	93
52	95
53	97
54	99
55	101
56	102
57	104
58	106
59	108
60	110
61	112
62	113
63	115
64	117
65	119
66	121
67	123
68	125

[1, 3, 5, 7, 8, 10, 12, 14, 16, 18, 20, 21, 23, 25, 27, 29, 31, 32, 34, 36, 38, 40, 42, 44, 45, 47, 49, 51, 52, 54, 56, 58, 60, 62, 64, 65, 67, 69, 71, 73, 75, 76, 78, 80, 82, 84, 86, 88, 89, 91, 93, 95, 97, 99, 101, 102, 104, 106, 108, 110, 112, 113, 115, 117, 119, 121, 123, 125]

cp's OEIS Frontend

A003144 Positions of letter a in the tribonacci word abacabaabacababac... generated by a->ab, b->ac, c->a (cf. A092782).

Table of values

List of values

n	a(n)
1	1
2	3
3	5
4	7
5	8
6	10
7	12
8	14
9	16
10	18
11	20
12	21
13	23
14	25
15	27
16	29
17	31
18	32
19	34
20	36
21	38
22	40
23	42
24	44
25	45
26	47
27	49
28	51
29	52
30	54
31	56
32	58
33	60
34	62
35	64
36	65
37	67
38	69
39	71
40	73
41	75
42	76
43	78
44	80
45	82
46	84
47	86
48	88
49	89
50	91
51	93
52	95
53	97
54	99
55	101
56	102
57	104
58	106
59	108
60	110
61	112
62	113
63	115
64	117
65	119
66	121
67	123
68	125

n	a(n)
1	1
2	3
3	5
4	7
5	8
6	10
7	12
8	14
9	16
10	18
11	20
12	21
13	23
14	25
15	27
16	29
17	31
18	32
19	34
20	36
21	38
22	40
23	42
24	44
25	45
26	47
27	49
28	51
29	52
30	54
31	56
32	58
33	60
34	62
35	64
36	65
37	67
38	69
39	71
40	73
41	75
42	76
43	78
44	80
45	82
46	84
47	86
48	88
49	89
50	91
51	93
52	95
53	97
54	99
55	101
56	102
57	104
58	106
59	108
60	110
61	112
62	113
63	115
64	117
65	119
66	121
67	123
68	125

n	a(n)
1	1
2	3
3	5
4	7
5	8
6	10
7	12
8	14
9	16
10	18
11	20
12	21
13	23
14	25
15	27
16	29
17	31
18	32
19	34
20	36
21	38
22	40
23	42
24	44
25	45
26	47
27	49
28	51
29	52
30	54
31	56
32	58
33	60
34	62
35	64
36	65
37	67
38	69
39	71
40	73
41	75
42	76
43	78
44	80
45	82
46	84
47	86
48	88
49	89
50	91
51	93
52	95
53	97
54	99
55	101
56	102
57	104
58	106
59	108
60	110
61	112
62	113
63	115
64	117
65	119
66	121
67	123
68	125