A285299 - cp's OEIS frontend

A285299 Lexicographically earliest sequence of distinct positive terms such that the product of two consecutive terms is divisible by p^3 for some prime p.

n	a(n)
1	1
2	8
3	2
4	4
5	6
6	9
7	3
8	16
9	5
10	24
11	7
12	27
13	10
14	12
15	14
16	20
17	18
18	15
19	25
20	30
21	28
22	22
23	32
24	11
25	40
26	13
27	48
28	17
29	54
30	19
31	56
32	21
33	36
34	26
35	44
36	34
37	52
38	38
39	60
40	42
41	45
42	33
43	63
44	39
45	64
46	23
47	72
48	29
49	80
50	31
51	81
52	35
53	49
54	70
55	50
56	55
57	75
58	65
59	88
60	37
61	96
62	41
63	104
64	43
65	108
66	46
67	68

[1, 8, 2, 4, 6, 9, 3, 16, 5, 24, 7, 27, 10, 12, 14, 20, 18, 15, 25, 30, 28, 22, 32, 11, 40, 13, 48, 17, 54, 19, 56, 21, 36, 26, 44, 34, 52, 38, 60, 42, 45, 33, 63, 39, 64, 23, 72, 29, 80, 31, 81, 35, 49, 70, 50, 55, 75, 65, 88, 37, 96, 41, 104, 43, 108, 46, 68]

cp's OEIS Frontend

A285299 Lexicographically earliest sequence of distinct positive terms such that the product of two consecutive terms is divisible by p^3 for some prime p.

Table of values

List of values

n	a(n)
1	1
2	8
3	2
4	4
5	6
6	9
7	3
8	16
9	5
10	24
11	7
12	27
13	10
14	12
15	14
16	20
17	18
18	15
19	25
20	30
21	28
22	22
23	32
24	11
25	40
26	13
27	48
28	17
29	54
30	19
31	56
32	21
33	36
34	26
35	44
36	34
37	52
38	38
39	60
40	42
41	45
42	33
43	63
44	39
45	64
46	23
47	72
48	29
49	80
50	31
51	81
52	35
53	49
54	70
55	50
56	55
57	75
58	65
59	88
60	37
61	96
62	41
63	104
64	43
65	108
66	46
67	68

n	a(n)
1	1
2	8
3	2
4	4
5	6
6	9
7	3
8	16
9	5
10	24
11	7
12	27
13	10
14	12
15	14
16	20
17	18
18	15
19	25
20	30
21	28
22	22
23	32
24	11
25	40
26	13
27	48
28	17
29	54
30	19
31	56
32	21
33	36
34	26
35	44
36	34
37	52
38	38
39	60
40	42
41	45
42	33
43	63
44	39
45	64
46	23
47	72
48	29
49	80
50	31
51	81
52	35
53	49
54	70
55	50
56	55
57	75
58	65
59	88
60	37
61	96
62	41
63	104
64	43
65	108
66	46
67	68

n	a(n)
1	1
2	8
3	2
4	4
5	6
6	9
7	3
8	16
9	5
10	24
11	7
12	27
13	10
14	12
15	14
16	20
17	18
18	15
19	25
20	30
21	28
22	22
23	32
24	11
25	40
26	13
27	48
28	17
29	54
30	19
31	56
32	21
33	36
34	26
35	44
36	34
37	52
38	38
39	60
40	42
41	45
42	33
43	63
44	39
45	64
46	23
47	72
48	29
49	80
50	31
51	81
52	35
53	49
54	70
55	50
56	55
57	75
58	65
59	88
60	37
61	96
62	41
63	104
64	43
65	108
66	46
67	68