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A071223 as a triangular array

2
26
21224
22072120
230172480720
242352151236005040
2566463976141843024040320
2721094914445992143712282240362880
290174218990128288557640157564829030403628800
211026423641031818818405207152048186595203265920039916800

A071223 as a square array

2222222222
612203042567290110
2472172352646109417422642
1204801512397691441899036410
72036001418445992128288318188
5040302401437125576401840520
4032028224015756487152048
362880290304018659520
362880032659200
39916800
2222222222
612203042567290110
2472172352646109417422642
1204801512397691441899036410
72036001418445992128288318188
5040302401437125576401840520
4032028224015756487152048
362880290304018659520
362880032659200
39916800