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A203424 as a simple table

na(n)
11
2-4
3-144
473728
5737280000
6-183458856960000
7-1381360067999170560000
8370806019753548356895375360000
94086267719027580129096614223921807360000
10-2092169072142121026097466482647965368320000000000000

[1,-4,-144,73728,737280000,-183458856960000,
 -1381360067999170560000,
 370806019753548356895375360000,
 4086267719027580129096614223921807360000,
 -2092169072142121026097466482647965368320000000000\
 000]