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A156184 as a triangular array

1
11
121
1441
171671
1115353111
116150318150161
12238015541554380221
1298926562124326562892291
1371987250388253882538250381987371
146427089023480380825380480380

A156184 as a square array

11111111111
1247111622293746
14165315038089219874270
1753318155465622503889023
11115015541243282538480380
116380656282538825380
12289225038480380
1291987
137
1
11111111111
1247111622293746
14165315038089219874270
1753318155465622503889023
11115015541243282538480380
116380656282538825380
12289225038480380
1291987
137
1