A129511 - cp's OEIS frontend

A129511 Numbers such that all differences between distinct divisors occur exactly once.

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	7
7	8
8	9
9	10
10	11
11	13
12	14
13	16
14	17
15	19
16	21
17	22
18	23
19	25
20	26
21	27
22	29
23	31
24	32
25	33
26	34
27	35
28	37
29	38
30	39
31	41
32	43
33	44
34	46
35	47
36	49
37	50
38	51
39	52
40	53
41	55
42	57
43	58
44	59
45	61
46	62
47	64
48	65
49	67
50	68
51	69
52	71
53	73
54	74
55	76
56	77
57	79
58	81
59	82
60	83
61	85
62	86
63	87
64	89
65	92
66	93
67	94
68	95
69	97
70	98
71	101
72	103

[1, 2, 3, 4, 5, 7, 8, 9, 10, 11, 13, 14, 16, 17, 19, 21, 22, 23, 25, 26, 27, 29, 31, 32, 33, 34, 35, 37, 38, 39, 41, 43, 44, 46, 47, 49, 50, 51, 52, 53, 55, 57, 58, 59, 61, 62, 64, 65, 67, 68, 69, 71, 73, 74, 76, 77, 79, 81, 82, 83, 85, 86, 87, 89, 92, 93, 94, 95, 97, 98, 101, 103]

cp's OEIS Frontend

A129511 Numbers such that all differences between distinct divisors occur exactly once.

Table of values

List of values

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	7
7	8
8	9
9	10
10	11
11	13
12	14
13	16
14	17
15	19
16	21
17	22
18	23
19	25
20	26
21	27
22	29
23	31
24	32
25	33
26	34
27	35
28	37
29	38
30	39
31	41
32	43
33	44
34	46
35	47
36	49
37	50
38	51
39	52
40	53
41	55
42	57
43	58
44	59
45	61
46	62
47	64
48	65
49	67
50	68
51	69
52	71
53	73
54	74
55	76
56	77
57	79
58	81
59	82
60	83
61	85
62	86
63	87
64	89
65	92
66	93
67	94
68	95
69	97
70	98
71	101
72	103

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	7
7	8
8	9
9	10
10	11
11	13
12	14
13	16
14	17
15	19
16	21
17	22
18	23
19	25
20	26
21	27
22	29
23	31
24	32
25	33
26	34
27	35
28	37
29	38
30	39
31	41
32	43
33	44
34	46
35	47
36	49
37	50
38	51
39	52
40	53
41	55
42	57
43	58
44	59
45	61
46	62
47	64
48	65
49	67
50	68
51	69
52	71
53	73
54	74
55	76
56	77
57	79
58	81
59	82
60	83
61	85
62	86
63	87
64	89
65	92
66	93
67	94
68	95
69	97
70	98
71	101
72	103

n	a(n)
1	1
2	2
3	3
4	4
5	5
6	7
7	8
8	9
9	10
10	11
11	13
12	14
13	16
14	17
15	19
16	21
17	22
18	23
19	25
20	26
21	27
22	29
23	31
24	32
25	33
26	34
27	35
28	37
29	38
30	39
31	41
32	43
33	44
34	46
35	47
36	49
37	50
38	51
39	52
40	53
41	55
42	57
43	58
44	59
45	61
46	62
47	64
48	65
49	67
50	68
51	69
52	71
53	73
54	74
55	76
56	77
57	79
58	81
59	82
60	83
61	85
62	86
63	87
64	89
65	92
66	93
67	94
68	95
69	97
70	98
71	101
72	103