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A300267 as a triangular array

1
22
484
826268
1688958816
3229837537529832
641012152620301526101264
12834406198123241232461983440128
256117002503471529138215715292503411700256
51239804101312412094

A300267 as a square array

1248163264128256512
282688298101234401170039804
426953751526619825034101312
88837520301232471529412094
16298152612324138215
321012619871529
64344025034
12811700
256
1248163264128256512
282688298101234401170039804
426953751526619825034101312
88837520301232471529412094
16298152612324138215
321012619871529
64344025034
12811700
256