A358370 - cp's OEIS frontend

A358370 a(n) is the size of the largest 3-independent set in the cyclic group Zn.

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

[0, 0, 0, 1, 1, 1, 1, 2, 1, 2, 2, 3, 2, 3, 3, 4, 3, 4, 3, 5, 3, 5, 4, 6, 5, 6, 4, 7, 5, 7, 5, 8, 6, 8, 7, 9, 6, 9, 6, 10, 7, 10, 7, 11, 9, 11, 8, 12, 8, 12, 9, 13, 9, 13, 11, 14, 9, 14, 10, 15, 10, 15, 10, 16, 13, 16, 11, 17, 12, 17, 12, 18, 12, 18, 15, 19, 14]

cp's OEIS Frontend

A358370 a(n) is the size of the largest 3-independent set in the cyclic group Zn.

Table of values

List of values

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

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

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