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A140642 as a triangular array

1
23
456
8101112
1620212224
324042434448
64808485868896
128160168170171172176192
256320336340341342344352384
512640672680682683684688704768
1024128013441360

A140642 as a square array

12481632641282565121024
35102040801603206401280
6112142841683366721344
122243851703406801360
244486171341682
4888172342683
96176344684
192352688
384704
768
12481632641282565121024
35102040801603206401280
6112142841683366721344
122243851703406801360
244486171341682
4888172342683
96176344684
192352688
384704
768