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A308423 as a simple table

na(n)
11
236
321952
442998169600000000
530019840638976
68480691722056324948490652657647616
72343612817652433441167245312

[1,36,21952,42998169600000000,30019840638976,
 8480691722056324948490652657647616,
 2343612817652433441167245312]