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A009118 as a simple table

na(n)
01
1-1
2-11
3-181
4-3863
5-66121
64478365
71211701763
8226423491793
943068302925551
108876725117679941
111997577117130009403
12483811389670392875449
13121594250947356501211559
1428960468994349845642813677

[1,-1,-11,-181,-3863,-66121,4478365,1211701763,
 226423491793,43068302925551,8876725117679941,
 1997577117130009403,483811389670392875449,
 121594250947356501211559,
 28960468994349845642813677]