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A254698 as a triangular array

22
13334
46426754
1205111655286
2606334127641140136
49778142950768082310212
8688172552596226759162764542334
1416933048606348139072271372049106532
2191058617126456208114242076

A254698 as a square array

2213346412052606497786881416921910
34267111633418142172553304858617
54552276495072596260634126456
86114068082675981390208114
13623101627672271242076
212454237204
3349106
532
2213346412052606497786881416921910
34267111633418142172553304858617
54552276495072596260634126456
86114068082675981390208114
13623101627672271242076
212454237204
3349106
532