A226066 - cp's OEIS frontend

A226066 Smallest k such that n numbers can be picked in {1,...,k} with no six terms in arithmetic progression.

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	7
7	8
8	9
9	10
10	12
11	13
12	14
13	15
14	17
15	18
16	19
17	20
18	22
19	23
20	24
21	25
22	26
23	29
24	32
25	33
26	35
27	36
28	37
29	39
30	40
31	41
32	44
33	45
34	46
35	48
36	49
37	50
38	51
39	54
40	56
41	58
42	59
43	61
44	62

[1, 2, 3, 4, 5, 7, 8, 9, 10, 12, 13, 14, 15, 17, 18, 19, 20, 22, 23, 24, 25, 26, 29, 32, 33, 35, 36, 37, 39, 40, 41, 44, 45, 46, 48, 49, 50, 51, 54, 56, 58, 59, 61, 62]

cp's OEIS Frontend

A226066 Smallest k such that n numbers can be picked in {1,...,k} with no six terms in arithmetic progression.

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	7
7	8
8	9
9	10
10	12
11	13
12	14
13	15
14	17
15	18
16	19
17	20
18	22
19	23
20	24
21	25
22	26
23	29
24	32
25	33
26	35
27	36
28	37
29	39
30	40
31	41
32	44
33	45
34	46
35	48
36	49
37	50
38	51
39	54
40	56
41	58
42	59
43	61
44	62

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	7
7	8
8	9
9	10
10	12
11	13
12	14
13	15
14	17
15	18
16	19
17	20
18	22
19	23
20	24
21	25
22	26
23	29
24	32
25	33
26	35
27	36
28	37
29	39
30	40
31	41
32	44
33	45
34	46
35	48
36	49
37	50
38	51
39	54
40	56
41	58
42	59
43	61
44	62

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	7
7	8
8	9
9	10
10	12
11	13
12	14
13	15
14	17
15	18
16	19
17	20
18	22
19	23
20	24
21	25
22	26
23	29
24	32
25	33
26	35
27	36
28	37
29	39
30	40
31	41
32	44
33	45
34	46
35	48
36	49
37	50
38	51
39	54
40	56
41	58
42	59
43	61
44	62