A381137 - cp's OEIS frontend

A381137 Lexicographically earliest sequence of distinct positive integers such that no 3 terms are in harmonic progression.

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

[1, 2, 3, 4, 5, 7, 8, 9, 10, 11, 12, 13, 14, 16, 17, 19, 21, 22, 23, 25, 26, 27, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 41, 43, 44, 46, 47, 48, 49, 50, 51, 52, 53, 55, 57, 58, 59, 60, 61, 62, 63, 64, 65, 67, 68, 69, 70, 71, 73, 74, 76, 79, 81, 82, 83, 85, 86]

cp's OEIS Frontend

A381137 Lexicographically earliest sequence of distinct positive integers such that no 3 terms are in harmonic progression.

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	12
12	13
13	14
14	16
15	17
16	19
17	21
18	22
19	23
20	25
21	26
22	27
23	29
24	30
25	31
26	32
27	33
28	34
29	35
30	36
31	37
32	38
33	39
34	41
35	43
36	44
37	46
38	47
39	48
40	49
41	50
42	51
43	52
44	53
45	55
46	57
47	58
48	59
49	60
50	61
51	62
52	63
53	64
54	65
55	67
56	68
57	69
58	70
59	71
60	73
61	74
62	76
63	79
64	81
65	82
66	83
67	85
68	86

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

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