A072121 - cp's OEIS frontend

A072121 a(1) = 1; for n > 1, a(n) = smallest number > a(n-1) having at least n divisors.

n	a(n)
1	1
2	2
3	4
4	6
5	12
6	18
7	24
8	30
9	36
10	48
11	60
12	72
13	120
14	144
15	168
16	180
17	240
18	252
19	336
20	360
21	420
22	480
23	504
24	540
25	720
26	840
27	900
28	960
29	1008
30	1080
31	1260
32	1320
33	1440
34	1680
35	1800
36	1980
37	2160
38	2520
39	2640
40	2880
41	3360
42	3600
43	3780
44	3960
45	4200
46	4320
47	4620
48	4680
49	5040
50	6300

[1, 2, 4, 6, 12, 18, 24, 30, 36, 48, 60, 72, 120, 144, 168, 180, 240, 252, 336, 360, 420, 480, 504, 540, 720, 840, 900, 960, 1008, 1080, 1260, 1320, 1440, 1680, 1800, 1980, 2160, 2520, 2640, 2880, 3360, 3600, 3780, 3960, 4200, 4320, 4620, 4680, 5040, 6300]

cp's OEIS Frontend

A072121 a(1) = 1; for n > 1, a(n) = smallest number > a(n-1) having at least n divisors.

Table of values

List of values