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A053290 as a simple table

na(n)
01
12
248
311232
424261120
5475566474240
684129611558952960
7134068444202678083338240
81923442429811445711790394572800
9248381049201184165590947520186915225600
10288678833735376059528974260112416365258106470400

[1,2,48,11232,24261120,475566474240,
 84129611558952960,134068444202678083338240,
 1923442429811445711790394572800,
 248381049201184165590947520186915225600,
 288678833735376059528974260112416365258106470400]