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A196840 as a triangular array

1
11
111
0111
-10111
0-10511
10-10111
010-70711
-1020-70211
0-3010-70311
50-1010-10511

A196840 as a square array

1110-1010-105
1110-1010-30
1110-1020-1
1150-7010
1110-701
1170-70
1120-1
1130
115
11
1
1110-1010-105
1110-1010-30
1110-1020-1
1150-7010
1110-701
1170-70
1120-1
1130
115
11
1