login

A257583 as a simple table

na(n)
04
132
21536
3184320
441287680
514863564800
67847962214400
75713316492083200
85484783832399872000
96713375410857443328000
1010204330624503313858560000
1118857602994082124010618880000
1241637587410933329815446487040000

[4,32,1536,184320,41287680,14863564800,
 7847962214400,5713316492083200,
 5484783832399872000,6713375410857443328000,
 10204330624503313858560000,
 18857602994082124010618880000,
 41637587410933329815446487040000]