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A197654 as a triangular array

1
51
31621
12112153631
341135042025613641
7819687550000019375039051
155550106673218759762500125266593301
28012033647726566612626093751210944356100941196071

A197654 as a square array

153112134178115552801
162121513504968755010662033647
136320256500000732187572656661
113641937509762500262609375
139051252665121094435
193306100941
119607
1
153112134178115552801
162121513504968755010662033647
136320256500000732187572656661
113641937509762500262609375
139051252665121094435
193306100941
119607
1