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A250485 as a triangular array

1
12
164
114228
130866416
16229434616832
11269381594114041664
12542874674664223376992128
1510858627098327582219293442304256
110222523410509015732612991469840246725248512

A250485 as a square array

1111111111
261430621262545101022
422862949382874858625234
8643461594674627098105090
161681140642232758157326
32416337622192129914
64992934469840
128230424672
2565248
512
1111111111
261430621262545101022
422862949382874858625234
8643461594674627098105090
161681140642232758157326
32416337622192129914
64992934469840
128230424672
2565248
512