A174063 - cp's OEIS frontend

A174063 Triangular array (read by rows) containing the least n integers < 2n such that no integer divides another.

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

[1, 2, 3, 2, 3, 5, 2, 3, 5, 7, 4, 5, 6, 7, 9, 4, 5, 6, 7, 9, 11, 4, 5, 6, 7, 9, 11, 13, 4, 6, 7, 9, 10, 11, 13, 15, 4, 6, 7, 9, 10, 11, 13, 15, 17, 4, 6, 7, 9, 10, 11, 13, 15, 17, 19, 4, 6, 9, 10, 11, 13, 14, 15, 17, 19, 21, 4, 6, 9, 10, 11, 13, 14, 15, 17, 19, 21, 23, 4, 6, 9, 10, 11, 13, 14]

cp's OEIS Frontend

A174063 Triangular array (read by rows) containing the least n integers < 2n such that no integer divides another.

Table of values

List of values

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

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

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