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A272238 as a simple table

na(n)
01
12
22073600
325177856146146034974720000000
414100949826093501607549529280892932893801777581548587107609477120000000000000000

[1,2,2073600,25177856146146034974720000000,
 14100949826093501607549529280892932893801777581548\
 587107609477120000000000000000]