A267306 - cp's OEIS frontend

A267306 Earliest nonnegative increasing sequence having no 6-term subsequence with constant third differences.

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	6
7	7
8	8
9	9
10	11
11	12
12	13
13	14
14	28
15	29
16	31
17	32
18	33
19	34
20	35
21	37
22	38
23	40
24	47
25	79
26	93
27	94
28	96
29	97
30	98
31	99
32	100
33	102
34	103
35	105
36	110
37	116
38	122
39	128
40	130
41	140
42	148
43	266
44	281
45	296
46	303
47	304
48	306
49	308
50	311
51	313
52	318
53	324
54	326
55	327
56	328
57	330
58	331
59	332
60	337

[0, 1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 13, 14, 28, 29, 31, 32, 33, 34, 35, 37, 38, 40, 47, 79, 93, 94, 96, 97, 98, 99, 100, 102, 103, 105, 110, 116, 122, 128, 130, 140, 148, 266, 281, 296, 303, 304, 306, 308, 311, 313, 318, 324, 326, 327, 328, 330, 331, 332, 337]

cp's OEIS Frontend

A267306 Earliest nonnegative increasing sequence having no 6-term subsequence with constant third differences.

Table of values

List of values

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	6
7	7
8	8
9	9
10	11
11	12
12	13
13	14
14	28
15	29
16	31
17	32
18	33
19	34
20	35
21	37
22	38
23	40
24	47
25	79
26	93
27	94
28	96
29	97
30	98
31	99
32	100
33	102
34	103
35	105
36	110
37	116
38	122
39	128
40	130
41	140
42	148
43	266
44	281
45	296
46	303
47	304
48	306
49	308
50	311
51	313
52	318
53	324
54	326
55	327
56	328
57	330
58	331
59	332
60	337

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	6
7	7
8	8
9	9
10	11
11	12
12	13
13	14
14	28
15	29
16	31
17	32
18	33
19	34
20	35
21	37
22	38
23	40
24	47
25	79
26	93
27	94
28	96
29	97
30	98
31	99
32	100
33	102
34	103
35	105
36	110
37	116
38	122
39	128
40	130
41	140
42	148
43	266
44	281
45	296
46	303
47	304
48	306
49	308
50	311
51	313
52	318
53	324
54	326
55	327
56	328
57	330
58	331
59	332
60	337

n	a(n)
1	0
2	1
3	2
4	3
5	4
6	6
7	7
8	8
9	9
10	11
11	12
12	13
13	14
14	28
15	29
16	31
17	32
18	33
19	34
20	35
21	37
22	38
23	40
24	47
25	79
26	93
27	94
28	96
29	97
30	98
31	99
32	100
33	102
34	103
35	105
36	110
37	116
38	122
39	128
40	130
41	140
42	148
43	266
44	281
45	296
46	303
47	304
48	306
49	308
50	311
51	313
52	318
53	324
54	326
55	327
56	328
57	330
58	331
59	332
60	337