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A352602 as a simple table

na(n)
01
156
211904
35852160
45274501120
57606429286400
616070664624537600
746802060374022553600
8179724025424120905728000
9879933863508054097526784000
105350005543376937290448240640000
1139547255119844566012586402775040000
12349281388446657765223160470894018560000

[1,56,11904,5852160,5274501120,7606429286400,
 16070664624537600,46802060374022553600,
 179724025424120905728000,
 879933863508054097526784000,
 5350005543376937290448240640000,
 39547255119844566012586402775040000,
 349281388446657765223160470894018560000]