A291899 - OEIS

A291899 as a simple table

n	a(n)
1	1
2	3
3	4
4	6
5	8
6	10
7	12
8	18
9	20
10	24
11	30
12	36
13	48
14	60
15	72
16	84
17	90
18	96
19	108
20	120
21	168
22	180
23	240
24	336
25	360
26	420
27	480
28	504
29	540
30	600
31	630
32	660
33	672
34	720
35	840
36	1080
37	1260
38	1440
39	1680
40	2160
41	2520
42	3360
43	3780
44	3960
45	4200
46	4320
47	4620
48	4680
49	5040
50	7560
51	9240
52	10080
53	12600

[1,3,4,6,8,10,12,18,20,24,30,36,48,60,72,84,90,96, 108,120,168,180,240,336,360,420,480,504,540,600, 630,660,672,720,840,1080,1260,1440,1680,2160,2520, 3360,3780,3960,4200,4320,4620,4680,5040,7560,9240, 10080,12600]