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A255970 as a triangular array

1
01
022
0386
05244224
0760198264120
01114478018481920720
01532027781051218840158405040
02270293425318414676020808014616040320
030148630186250128999720212904024796801491840362880

A255970 as a square array

1000000000
1235711152230
2824601443207021486
6421987802778934230186
2426418481051253184250128
120192018840146760999720
720158402080802129040
50401461602479680
403201491840
362880
1000000000
1235711152230
2824601443207021486
6421987802778934230186
2426418481051253184250128
120192018840146760999720
720158402080802129040
50401461602479680
403201491840
362880