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A287059 as a simple table

na(n)
02
14
212
3160
41255
5256
612279
73072
81113823
9119120
102191040
114640768
121835008
1312805120
14134217728

[2,4,12,160,1255,256,12279,3072,1113823,119120,
 2191040,4640768,1835008,12805120,134217728]