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A282047 as a simple table

na(n)
01
1456
2-146232
3-133082976
4-32170154808
5-3378441902544
6-155862776255328
7-3969266446940352
8-65538944782146360
9-777506848190979672
10-7105808014591457232
11-52584752452485047328
12-326903300701760852832
13-1755591608260377411216

[1,456,-146232,-133082976,-32170154808,
 -3378441902544,-155862776255328,-3969266446940352,
 -65538944782146360,-777506848190979672,
 -7105808014591457232,-52584752452485047328,
 -326903300701760852832,-1755591608260377411216]