A277521 - OEIS

A277521 as a simple table

n	a(n)
1	1
2	6
3	30
4	66
5	102
6	210
7	270
8	318
9	330
10	420
11	462
12	510
13	546
14	570
15	642
16	672
17	690
18	714
19	840
20	870
21	924
22	930
23	966
24	1122
25	1320
26	1410
27	1428
28	1518
29	1590
30	1638
31	1722
32	1770
33	1890
34	1932
35	2130
36	2226
37	2280
38	2310
39	2346
40	2370
41	2670
42	2730
43	2760
44	2838
45	2970
46	2982
47	3102
48	3162
49	3210
50	3360
51	3444
52	3486
53	3498
54	3570
55	3720
56	3780
57	3948
58	3990

[1,6,30,66,102,210,270,318,330,420,462,510,546, 570,642,672,690,714,840,870,924,930,966,1122,1320, 1410,1428,1518,1590,1638,1722,1770,1890,1932,2130, 2226,2280,2310,2346,2370,2670,2730,2760,2838,2970, 2982,3102,3162,3210,3360,3444,3486,3498,3570,3720, 3780,3948,3990]