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A259698 as a triangular array

1
11
121
1441
161061
110232291
114446141121
1228715814871161
130151352436301114201
14628079112101092589175251
16246415922969331724081038256301

A259698 as a square array

11111111111
1246101422304662
1410234487151280464
1622611583527911592
194114843612102969
1127130110923317
1161145892408
1201751038
125256
130
1
11111111111
1246101422304662
1410234487151280464
1622611583527911592
194114843612102969
1127130110923317
1161145892408
1201751038
125256
130
1