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A073278 as a triangular array

1
-10
10-1
-1030
10-603
-10100-150
10-150450-15
-10210-10501050
10-2802100-4200105
-10360-378012600-9450
10-4506300-3150047250-945
-10550-990069300-173250103950

A073278 as a square array

1-11-11-11-11-11-1
00000000000
-13-610-1521-2836-4555
000000000
3-1545-105210-378630-990
0000000
-15105-4201260-31506930
00000
105-9454725-17325
000
-94510395
0
1-11-11-11-11-11-1
00000000000
-13-610-1521-2836-4555
000000000
3-1545-105210-378630-990
0000000
-15105-4201260-31506930
00000
105-9454725-17325
000
-94510395
0