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A131689 as a triangular array

1
01
012
0166
01143624
0130150240120
016254015601800720
011261806840016800151205040
0125457964082412600019152014112040320
015101815018648083412019051202328480

A131689 as a square array

1000000000
111111111
26143062126254510
6361505401806579618150
242401560840040824186480
120180016800126000834120
720151201915201905120
50401411202328480
40320
1000000000
111111111
26143062126254510
6361505401806579618150
242401560840040824186480
120180016800126000834120
720151201915201905120
50401411202328480
40320