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A114574 as a simple table

n a(n)
1 4
2 18
3 600
4 35280
5 439084800
6 80951270400
7 6046686277632000
8 2311256907767808000
9 594596384994354462720000
10 256411097818451356681764864000000
11 254907998279515607349492449280000000
12 509258864375374766713691244518493388800000000
13 1371553591139716091434972544191070818271232000000000

[4,18,600,35280,439084800,80951270400,
 6046686277632000,2311256907767808000,
 594596384994354462720000,
 256411097818451356681764864000000,
 254907998279515607349492449280000000,
 509258864375374766713691244518493388800000000,
 13715535911397160914349725441910708182712320000000\
 00]

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Last modified January 17 12:18 EST 2020. Contains 330958 sequences. (Running on oeis4.)