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A259456 as a triangular array

1
23
62015
24130210105
12092423802520945
720730826432441003465010395
504064224303660705320866250540540135135
40320623376367884011098780188588401828827094594502027025
362880663696047324376177331440389449060520059540416215800

A259456 as a square array

12624120720504040320362880
3201309247308642246233766636960
15210238026432303660367884047324376
10525204410070532011098780177331440
9453465086625018858840389449060
1039554054018288270520059540
1351359459450416215800
2027025
12624120720504040320362880
3201309247308642246233766636960
15210238026432303660367884047324376
10525204410070532011098780177331440
9453465086625018858840389449060
1039554054018288270520059540
1351359459450416215800
2027025