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A299860 as a simple table

na(n)
01
1-288
26912
3-13136256
4-1543993344
5-1312510191552
6-400771816381440
7-207423640540991232
8-85808962187667652608
9-40835278880374417949088
10-18652791316021929491056128
11-8871850083830324974981015680

[1,-288,6912,-13136256,-1543993344,-1312510191552,
 -400771816381440,-207423640540991232,
 -85808962187667652608,-40835278880374417949088,
 -18652791316021929491056128,
 -8871850083830324974981015680]