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A054090 as a triangular array

1
11
121
1423
110687
13222262425
113098108104106105
1652522554544548546547
139143262339233603370336633683367
1274002348624138240082404024030240342403224033

A054090 as a square array

1111111111
1241032130652391427400
1262298522326223486
3826108554339224138
724104544336024008
25106548337024040
105546336624030
547336824034
336724032
24033
1111111111
1241032130652391427400
1262298522326223486
3826108554339224138
724104544336024008
25106548337024040
105546336624030
547336824034
336724032
24033