A020659 - cp's OEIS frontend

A020659 Lexicographically earliest increasing sequence of nonnegative numbers that contains no arithmetic progression of length 8.

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	8
9	9
10	10
11	11
12	12
13	13
14	15
15	16
16	17
17	18
18	19
19	20
20	22
21	23
22	24
23	25
24	26
25	27
26	29
27	30
28	31
29	32
30	33
31	34
32	36
33	37
34	38
35	39
36	40
37	41
38	43
39	44
40	45
41	46
42	47
43	48
44	49
45	58
46	59
47	60
48	61
49	62
50	63
51	64
52	66
53	68
54	69
55	70
56	71
57	73
58	74
59	75
60	76
61	77
62	78
63	80
64	83
65	84
66	86
67	87
68	88
69	90
70	91
71	92
72	94
73	95
74	96
75	99

[0, 1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 16, 17, 18, 19, 20, 22, 23, 24, 25, 26, 27, 29, 30, 31, 32, 33, 34, 36, 37, 38, 39, 40, 41, 43, 44, 45, 46, 47, 48, 49, 58, 59, 60, 61, 62, 63, 64, 66, 68, 69, 70, 71, 73, 74, 75, 76, 77, 78, 80, 83, 84, 86, 87, 88, 90, 91, 92, 94, 95, 96, 99]

cp's OEIS Frontend

A020659 Lexicographically earliest increasing sequence of nonnegative numbers that contains no arithmetic progression of length 8.

Table of values

List of values

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	8
9	9
10	10
11	11
12	12
13	13
14	15
15	16
16	17
17	18
18	19
19	20
20	22
21	23
22	24
23	25
24	26
25	27
26	29
27	30
28	31
29	32
30	33
31	34
32	36
33	37
34	38
35	39
36	40
37	41
38	43
39	44
40	45
41	46
42	47
43	48
44	49
45	58
46	59
47	60
48	61
49	62
50	63
51	64
52	66
53	68
54	69
55	70
56	71
57	73
58	74
59	75
60	76
61	77
62	78
63	80
64	83
65	84
66	86
67	87
68	88
69	90
70	91
71	92
72	94
73	95
74	96
75	99

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	8
9	9
10	10
11	11
12	12
13	13
14	15
15	16
16	17
17	18
18	19
19	20
20	22
21	23
22	24
23	25
24	26
25	27
26	29
27	30
28	31
29	32
30	33
31	34
32	36
33	37
34	38
35	39
36	40
37	41
38	43
39	44
40	45
41	46
42	47
43	48
44	49
45	58
46	59
47	60
48	61
49	62
50	63
51	64
52	66
53	68
54	69
55	70
56	71
57	73
58	74
59	75
60	76
61	77
62	78
63	80
64	83
65	84
66	86
67	87
68	88
69	90
70	91
71	92
72	94
73	95
74	96
75	99

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	5
7	6
8	8
9	9
10	10
11	11
12	12
13	13
14	15
15	16
16	17
17	18
18	19
19	20
20	22
21	23
22	24
23	25
24	26
25	27
26	29
27	30
28	31
29	32
30	33
31	34
32	36
33	37
34	38
35	39
36	40
37	41
38	43
39	44
40	45
41	46
42	47
43	48
44	49
45	58
46	59
47	60
48	61
49	62
50	63
51	64
52	66
53	68
54	69
55	70
56	71
57	73
58	74
59	75
60	76
61	77
62	78
63	80
64	83
65	84
66	86
67	87
68	88
69	90
70	91
71	92
72	94
73	95
74	96
75	99