A083263 - cp's OEIS frontend

A083263 Numbers k such that the difference of the largest and smallest prime factors of k divides k.

n	a(n)
1	6
2	12
3	18
4	24
5	30
6	36
7	48
8	54
9	60
10	70
11	72
12	90
13	96
14	108
15	120
16	140
17	144
18	150
19	162
20	180
21	192
22	198
23	210
24	216
25	240
26	270
27	280
28	286
29	288
30	300
31	324
32	350
33	360
34	384
35	396
36	420
37	432
38	450
39	480
40	486
41	490
42	510
43	540
44	560
45	572
46	576
47	594
48	600
49	630
50	646
51	648
52	700
53	720
54	750
55	768

[6, 12, 18, 24, 30, 36, 48, 54, 60, 70, 72, 90, 96, 108, 120, 140, 144, 150, 162, 180, 192, 198, 210, 216, 240, 270, 280, 286, 288, 300, 324, 350, 360, 384, 396, 420, 432, 450, 480, 486, 490, 510, 540, 560, 572, 576, 594, 600, 630, 646, 648, 700, 720, 750, 768]

cp's OEIS Frontend

A083263 Numbers k such that the difference of the largest and smallest prime factors of k divides k.

Table of values

List of values

n	a(n)
1	6
2	12
3	18
4	24
5	30
6	36
7	48
8	54
9	60
10	70
11	72
12	90
13	96
14	108
15	120
16	140
17	144
18	150
19	162
20	180
21	192
22	198
23	210
24	216
25	240
26	270
27	280
28	286
29	288
30	300
31	324
32	350
33	360
34	384
35	396
36	420
37	432
38	450
39	480
40	486
41	490
42	510
43	540
44	560
45	572
46	576
47	594
48	600
49	630
50	646
51	648
52	700
53	720
54	750
55	768

n	a(n)
1	6
2	12
3	18
4	24
5	30
6	36
7	48
8	54
9	60
10	70
11	72
12	90
13	96
14	108
15	120
16	140
17	144
18	150
19	162
20	180
21	192
22	198
23	210
24	216
25	240
26	270
27	280
28	286
29	288
30	300
31	324
32	350
33	360
34	384
35	396
36	420
37	432
38	450
39	480
40	486
41	490
42	510
43	540
44	560
45	572
46	576
47	594
48	600
49	630
50	646
51	648
52	700
53	720
54	750
55	768

n	a(n)
1	6
2	12
3	18
4	24
5	30
6	36
7	48
8	54
9	60
10	70
11	72
12	90
13	96
14	108
15	120
16	140
17	144
18	150
19	162
20	180
21	192
22	198
23	210
24	216
25	240
26	270
27	280
28	286
29	288
30	300
31	324
32	350
33	360
34	384
35	396
36	420
37	432
38	450
39	480
40	486
41	490
42	510
43	540
44	560
45	572
46	576
47	594
48	600
49	630
50	646
51	648
52	700
53	720
54	750
55	768