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A254131 as a triangular array

0
1-1
22-2
41133-3
3090244-4
501209139355-5
3221102388188466-6
504122531703567237577-7
31101109041842304746286688-8
47501217691713961152905925335799-9

A254131 as a square array

01241305013225041311047501
-121390209110222531109021769
-23241393881703418417139
-343518856723046115
-45462377462905
-5657286925
-6768335
-7879
-89
-9
01241305013225041311047501
-121390209110222531109021769
-23241393881703418417139
-343518856723046115
-45462377462905
-5657286925
-6768335
-7879
-89
-9