login

A366690 as a simple table

na(n)
01
14
260
3432
47320
553680
6803520
76495720
8100874752
9764738496
1012756110400
1189493288192
121568774615040
1311278053084480
14180228847518720
151310982643872000
1622974417331646464
17168479281019744640
182521788545778163200
1920190830281379049600

[1,4,60,432,7320,53680,803520,6495720,100874752,
 764738496,12756110400,89493288192,1568774615040,
 11278053084480,180228847518720,1310982643872000,
 22974417331646464,168479281019744640,
 2521788545778163200,20190830281379049600]