A039953 - cp's OEIS frontend

A039953 Triangle of "canonical" optimal Golomb rulers.

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

[1, 1, 2, 1, 3, 2, 1, 3, 5, 2, 1, 3, 6, 2, 5, 1, 3, 6, 8, 5, 2, 1, 3, 5, 6, 7, 10, 2, 1, 4, 7, 13, 2, 8, 6, 3, 1, 5, 4, 13, 3, 8, 7, 12, 2, 1, 3, 9, 15, 5, 14, 7, 10, 6, 2, 2, 4, 18, 5, 11, 3, 12, 13, 7, 1, 9, 2, 3, 20, 12, 6, 16, 11, 15, 4, 9, 1, 7]

cp's OEIS Frontend

A039953 Triangle of "canonical" optimal Golomb rulers.

Table of values

List of values

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

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

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