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A157087 as a simple table

na(n)
01
1-2
2-153
3491
4126837
5-687241
6-260807013
71981981091
81000419761097
9-9776943791761
10-6167008698288273
1173664230764515291
1255756531117938092157
13-787099717022695865881
14-695046911998847044799133
1511321296743079970974291091
1611425423692175498414779040017

[1,-2,-153,491,126837,-687241,-260807013,
 1981981091,1000419761097,-9776943791761,
 -6167008698288273,73664230764515291,
 55756531117938092157,-787099717022695865881,
 -695046911998847044799133,
 11321296743079970974291091,
 11425423692175498414779040017]