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A124137 as a triangular array

1
01
-102
0-203
10-505
030-1008
-1090-20013
0-40220-38021
10-140510-71034
050-4001110-130055
-10200-10502330-235089

A124137 as a square array

10-1010-1010-1
10-2030-4050
20-5090-14020
30-100220-400
50-200510-105
80-3801110
130-710233
210-1300
340-235
550
89
10-1010-1010-1
10-2030-4050
20-5090-14020
30-100220-400
50-200510-105
80-3801110
130-710233
210-1300
340-235
550
89