A255708 - cp's OEIS frontend

A255708 No three points (i,a(i)), (j,a(j)), (k,a(k)) are collinear, for n = 0,1,2,... the value of a(n) is chosen to be m or -m (in this order) for the smallest m>=0 satisfying the condition.

n	a(n)
0	0
1	0
2	1
3	1
4	-1
5	-1
6	4
7	2
8	2
9	-3
10	-5
11	-2
12	-7
13	-2
14	5
15	3
16	3
17	-5
18	-4
19	-4
20	6
21	5
22	-6
23	-3
24	-10
25	11
26	-6
27	4
28	18
29	11
30	19
31	7
32	12
33	12
34	6
35	-13
36	19
37	7
38	-10
39	-7
40	-9
41	-14
42	13
43	23
44	-28
45	-8
46	-14
47	9
48	8
49	-22
50	-9
51	-8
52	23
53	-11
54	15
55	22
56	13
57	8
58	-21
59	-13
60	-26
61	9
62	-12
63	-12
64	-11
65	40
66	21

[0, 0, 1, 1, -1, -1, 4, 2, 2, -3, -5, -2, -7, -2, 5, 3, 3, -5, -4, -4, 6, 5, -6, -3, -10, 11, -6, 4, 18, 11, 19, 7, 12, 12, 6, -13, 19, 7, -10, -7, -9, -14, 13, 23, -28, -8, -14, 9, 8, -22, -9, -8, 23, -11, 15, 22, 13, 8, -21, -13, -26, 9, -12, -12, -11, 40, 21]

cp's OEIS Frontend

A255708 No three points (i,a(i)), (j,a(j)), (k,a(k)) are collinear, for n = 0,1,2,... the value of a(n) is chosen to be m or -m (in this order) for the smallest m>=0 satisfying the condition.

Table of values

List of values

n	a(n)
0	0
1	0
2	1
3	1
4	-1
5	-1
6	4
7	2
8	2
9	-3
10	-5
11	-2
12	-7
13	-2
14	5
15	3
16	3
17	-5
18	-4
19	-4
20	6
21	5
22	-6
23	-3
24	-10
25	11
26	-6
27	4
28	18
29	11
30	19
31	7
32	12
33	12
34	6
35	-13
36	19
37	7
38	-10
39	-7
40	-9
41	-14
42	13
43	23
44	-28
45	-8
46	-14
47	9
48	8
49	-22
50	-9
51	-8
52	23
53	-11
54	15
55	22
56	13
57	8
58	-21
59	-13
60	-26
61	9
62	-12
63	-12
64	-11
65	40
66	21

n	a(n)
0	0
1	0
2	1
3	1
4	-1
5	-1
6	4
7	2
8	2
9	-3
10	-5
11	-2
12	-7
13	-2
14	5
15	3
16	3
17	-5
18	-4
19	-4
20	6
21	5
22	-6
23	-3
24	-10
25	11
26	-6
27	4
28	18
29	11
30	19
31	7
32	12
33	12
34	6
35	-13
36	19
37	7
38	-10
39	-7
40	-9
41	-14
42	13
43	23
44	-28
45	-8
46	-14
47	9
48	8
49	-22
50	-9
51	-8
52	23
53	-11
54	15
55	22
56	13
57	8
58	-21
59	-13
60	-26
61	9
62	-12
63	-12
64	-11
65	40
66	21

n	a(n)
0	0
1	0
2	1
3	1
4	-1
5	-1
6	4
7	2
8	2
9	-3
10	-5
11	-2
12	-7
13	-2
14	5
15	3
16	3
17	-5
18	-4
19	-4
20	6
21	5
22	-6
23	-3
24	-10
25	11
26	-6
27	4
28	18
29	11
30	19
31	7
32	12
33	12
34	6
35	-13
36	19
37	7
38	-10
39	-7
40	-9
41	-14
42	13
43	23
44	-28
45	-8
46	-14
47	9
48	8
49	-22
50	-9
51	-8
52	23
53	-11
54	15
55	22
56	13
57	8
58	-21
59	-13
60	-26
61	9
62	-12
63	-12
64	-11
65	40
66	21