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A024285 as a simple table

na(n)
00
11
2-8
3144
4-5184
5305152
6-26442752
73162378240
8-498850234368
9100338708840448
10-25063296518586368
117611477148997517312
12-2761834207318131081216
131180050998603017168617472

[0,1,-8,144,-5184,305152,-26442752,3162378240,
 -498850234368,100338708840448,-25063296518586368,
 7611477148997517312,-2761834207318131081216,
 1180050998603017168617472]