A070089 - cp's OEIS frontend

A070089 P(n) < P(n+1) where P(n) (A006530) is the largest prime factor of n.

n	a(n)
1	1
2	2
3	4
4	6
5	8
6	9
7	10
8	12
9	16
10	18
11	20
12	21
13	22
14	24
15	25
16	27
17	28
18	30
19	32
20	33
21	36
22	40
23	42
24	45
25	46
26	48
27	50
28	52
29	54
30	56
31	57
32	58
33	60
34	64
35	66
36	68
37	70
38	72
39	75
40	77
41	78
42	81
43	82
44	84
45	85
46	88
47	90
48	91
49	92
50	93
51	96
52	98
53	100
54	102
55	105
56	106
57	108
58	110
59	112
60	114
61	115
62	117

[1, 2, 4, 6, 8, 9, 10, 12, 16, 18, 20, 21, 22, 24, 25, 27, 28, 30, 32, 33, 36, 40, 42, 45, 46, 48, 50, 52, 54, 56, 57, 58, 60, 64, 66, 68, 70, 72, 75, 77, 78, 81, 82, 84, 85, 88, 90, 91, 92, 93, 96, 98, 100, 102, 105, 106, 108, 110, 112, 114, 115, 117]

cp's OEIS Frontend

A070089 P(n) < P(n+1) where P(n) (A006530) is the largest prime factor of n.

Table of values

List of values

n	a(n)
1	1
2	2
3	4
4	6
5	8
6	9
7	10
8	12
9	16
10	18
11	20
12	21
13	22
14	24
15	25
16	27
17	28
18	30
19	32
20	33
21	36
22	40
23	42
24	45
25	46
26	48
27	50
28	52
29	54
30	56
31	57
32	58
33	60
34	64
35	66
36	68
37	70
38	72
39	75
40	77
41	78
42	81
43	82
44	84
45	85
46	88
47	90
48	91
49	92
50	93
51	96
52	98
53	100
54	102
55	105
56	106
57	108
58	110
59	112
60	114
61	115
62	117

n	a(n)
1	1
2	2
3	4
4	6
5	8
6	9
7	10
8	12
9	16
10	18
11	20
12	21
13	22
14	24
15	25
16	27
17	28
18	30
19	32
20	33
21	36
22	40
23	42
24	45
25	46
26	48
27	50
28	52
29	54
30	56
31	57
32	58
33	60
34	64
35	66
36	68
37	70
38	72
39	75
40	77
41	78
42	81
43	82
44	84
45	85
46	88
47	90
48	91
49	92
50	93
51	96
52	98
53	100
54	102
55	105
56	106
57	108
58	110
59	112
60	114
61	115
62	117

n	a(n)
1	1
2	2
3	4
4	6
5	8
6	9
7	10
8	12
9	16
10	18
11	20
12	21
13	22
14	24
15	25
16	27
17	28
18	30
19	32
20	33
21	36
22	40
23	42
24	45
25	46
26	48
27	50
28	52
29	54
30	56
31	57
32	58
33	60
34	64
35	66
36	68
37	70
38	72
39	75
40	77
41	78
42	81
43	82
44	84
45	85
46	88
47	90
48	91
49	92
50	93
51	96
52	98
53	100
54	102
55	105
56	106
57	108
58	110
59	112
60	114
61	115
62	117