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A173662 as a triangular array

0
20
130
2410
22540
336510
1331760
24428710
11751110430
228612115410
1363531211870
2474

A173662 as a square array

021223121212
03423341234
0156347867
045125634
017811125
06710113
014512
03411
018
07
0
021223121212
03423341234
0156347867
045125634
017811125
06710113
014512
03411
018
07
0