login

A291114 as a simple table

na(n)
00
10
20
30
40
50
60
70
85040
9408240
1022680000
111105196400
1251492672000
132386304640720
14112267476921600
155422473658602000
16270574193944454400
1713996921541118516000
18752006571801610245120
1941994571006059763946400
202437848824911611890688000

[0,0,0,0,0,0,0,0,5040,408240,22680000,1105196400,
 51492672000,2386304640720,112267476921600,
 5422473658602000,270574193944454400,
 13996921541118516000,752006571801610245120,
 41994571006059763946400,2437848824911611890688000]