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A278715 as a triangular array

0
1-1
10-1
100-1
5000-5
51-11-1-5
7010-10-7
1440-440-4-14
30000000-3
15533-55-3-3-5-15
55000-101000-55
1141-10-4401-1-4-11
130303000-30-30-13
91701900-7700-190-7-91

A278715 as a square array

01115571431555111391
-1000104050407
-100-110030130
-1010-4030-1019
-5-1-140-5-1030
-500050-400
-7-40-3140-7
-140-30007
-3-501-30
-150-100
-55-4-3-19
-1100
-13-7
-91
01115571431555111391
-1000104050407
-100-110030130
-1010-4030-1019
-5-1-140-5-1030
-500050-400
-7-40-3140-7
-140-30007
-3-501-30
-150-100
-55-4-3-19
-1100
-13-7
-91