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A038259 as a triangular array

1
65
366025
216540450125
1296432054003000625
7776324005400045000187503125
4665623328048600054000033750011250015625
2799361632960408240056700004725000236250065625078125

A038259 as a square array

16362161296777646656279936
5605404320324002332801632960
254505400540004860004082400
1253000450005400005670000
625187503375004725000
31251125002362500
15625656250
78125
16362161296777646656279936
5605404320324002332801632960
254505400540004860004082400
1253000450005400005670000
625187503375004725000
31251125002362500
15625656250
78125