login

A027423 as a simple table

na(n)
01
11
22
34
48
516
630
760
896
9160
10270
11540
12792
131584
142592
154032
165376
1710752
1814688
1929376
2041040
2160800
2296000
23192000
24242880
25340032
26532224
27677376
28917280
291834560
302332800
314665600
325529600
337864320
3412165120
3516422912

[1,1,2,4,8,16,30,60,96,160,270,540,792,1584,2592,
 4032,5376,10752,14688,29376,41040,60800,96000,
 192000,242880,340032,532224,677376,917280,1834560,
 2332800,4665600,5529600,7864320,12165120,16422912]