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A129691 as a triangular array

1
-11
-201
-1-101
-40001
2-2-1001
-6000001
-1-10-10001
-20-2000001
4-400-100001
-100000000001
22-1-20-1000001

A129691 as a square array

1-1-2-1-42-6-1-24-102
10-10-20-10-402
100-100-200-1
1000-1000-2
10000-100
100000-1
100000
10000
1000
100
10
1
1-1-2-1-42-6-1-24-102
10-10-20-10-402
100-100-200-1
1000-1000-2
10000-100
100000-1
100000
10000
1000
100
10
1