A081375 - OEIS

A081375 as a simple table

n	a(n)
1	1
2	2
3	6
4	12
5	30
6	42
7	72
8	78
9	84
10	90
11	190
12	216
13	222
14	228
15	234
16	252
17	270
18	540
19	546
20	570
21	630
22	738
23	744
24	770
25	792
26	858
27	900
28	924
29	930
30	990
31	1050
32	1638
33	1710
34	1890
35	1980
36	2100
37	2310
38	2418
39	2442
40	2508
41	2562
42	2574
43	2604
44	2700
45	2772
46	2790
47	2850
48	2970
49	3150

[1,2,6,12,30,42,72,78,84,90,190,216,222,228,234, 252,270,540,546,570,630,738,744,770,792,858,900, 924,930,990,1050,1638,1710,1890,1980,2100,2310, 2418,2442,2508,2562,2574,2604,2700,2772,2790,2850, 2970,3150]