A106683 - cp's OEIS frontend

A106683 Triangle read by rows: row n gives marks on lexicographically earliest n-mark optimal Golomb ruler.

n	a(n)
1	0
2	0
3	1
4	0
5	1
6	3
7	0
8	1
9	4
10	6
11	0
12	1
13	4
14	9
15	11
16	0
17	1
18	4
19	10
20	12
21	17
22	0
23	1
24	4
25	10
26	18
27	23
28	25
29	0
30	1
31	4
32	9
33	15
34	22
35	32
36	34
37	0
38	1
39	5
40	12
41	25
42	27
43	35
44	41
45	44
46	0
47	1
48	6
49	10
50	23
51	26
52	34
53	41
54	53
55	55
56	0
57	1
58	4
59	13
60	28
61	33
62	47
63	54
64	64
65	70
66	72
67	0
68	2
69	6
70	24
71	29
72	40
73	43
74	55
75	68
76	75
77	76
78	85
79	0
80	2
81	5
82	25
83	37
84	43
85	59
86	70
87	85
88	89
89	98
90	99
91	106

[0, 0, 1, 0, 1, 3, 0, 1, 4, 6, 0, 1, 4, 9, 11, 0, 1, 4, 10, 12, 17, 0, 1, 4, 10, 18, 23, 25, 0, 1, 4, 9, 15, 22, 32, 34, 0, 1, 5, 12, 25, 27, 35, 41, 44, 0, 1, 6, 10, 23, 26, 34, 41, 53, 55, 0, 1, 4, 13, 28, 33, 47, 54, 64, 70, 72, 0, 2, 6, 24, 29, 40, 43, 55, 68, 75, 76, 85, 0, 2, 5, 25, 37, 43, 59, 70, 85, 89, 98, 99, 106]

cp's OEIS Frontend

A106683 Triangle read by rows: row n gives marks on lexicographically earliest n-mark optimal Golomb ruler.

Table of values

List of values

n	a(n)
1	0
2	0
3	1
4	0
5	1
6	3
7	0
8	1
9	4
10	6
11	0
12	1
13	4
14	9
15	11
16	0
17	1
18	4
19	10
20	12
21	17
22	0
23	1
24	4
25	10
26	18
27	23
28	25
29	0
30	1
31	4
32	9
33	15
34	22
35	32
36	34
37	0
38	1
39	5
40	12
41	25
42	27
43	35
44	41
45	44
46	0
47	1
48	6
49	10
50	23
51	26
52	34
53	41
54	53
55	55
56	0
57	1
58	4
59	13
60	28
61	33
62	47
63	54
64	64
65	70
66	72
67	0
68	2
69	6
70	24
71	29
72	40
73	43
74	55
75	68
76	75
77	76
78	85
79	0
80	2
81	5
82	25
83	37
84	43
85	59
86	70
87	85
88	89
89	98
90	99
91	106

n	a(n)
1	0
2	0
3	1
4	0
5	1
6	3
7	0
8	1
9	4
10	6
11	0
12	1
13	4
14	9
15	11
16	0
17	1
18	4
19	10
20	12
21	17
22	0
23	1
24	4
25	10
26	18
27	23
28	25
29	0
30	1
31	4
32	9
33	15
34	22
35	32
36	34
37	0
38	1
39	5
40	12
41	25
42	27
43	35
44	41
45	44
46	0
47	1
48	6
49	10
50	23
51	26
52	34
53	41
54	53
55	55
56	0
57	1
58	4
59	13
60	28
61	33
62	47
63	54
64	64
65	70
66	72
67	0
68	2
69	6
70	24
71	29
72	40
73	43
74	55
75	68
76	75
77	76
78	85
79	0
80	2
81	5
82	25
83	37
84	43
85	59
86	70
87	85
88	89
89	98
90	99
91	106

n	a(n)
1	0
2	0
3	1
4	0
5	1
6	3
7	0
8	1
9	4
10	6
11	0
12	1
13	4
14	9
15	11
16	0
17	1
18	4
19	10
20	12
21	17
22	0
23	1
24	4
25	10
26	18
27	23
28	25
29	0
30	1
31	4
32	9
33	15
34	22
35	32
36	34
37	0
38	1
39	5
40	12
41	25
42	27
43	35
44	41
45	44
46	0
47	1
48	6
49	10
50	23
51	26
52	34
53	41
54	53
55	55
56	0
57	1
58	4
59	13
60	28
61	33
62	47
63	54
64	64
65	70
66	72
67	0
68	2
69	6
70	24
71	29
72	40
73	43
74	55
75	68
76	75
77	76
78	85
79	0
80	2
81	5
82	25
83	37
84	43
85	59
86	70
87	85
88	89
89	98
90	99
91	106