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A260338 as a triangular array

1
11
222
5666
1723242424
73109118120120120
388618690714720720720
24614096468649265016504050405040
181553113336308386883976840200403204032040320

A260338 as a square array

11251773388246118155
12623109618409631133
2624118690468636308
624120714492638688
24120720501639768
120720504040200
720504040320
504040320
40320
11251773388246118155
12623109618409631133
2624118690468636308
624120714492638688
24120720501639768
120720504040200
720504040320
504040320
40320