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A193900 as a triangular array

1
21
1052
4221104
1708542208
682341170844016
273013656823401688032
1092254612730136468033616064
436902184510922546027281360672320128
17476287381436902184410920

A193900 as a square array

12104217068227301092243690174762
152185341136554612184587381
2104217068227301092243690
420843401364546021844
840168680272810920
16803361360
32160672
64320
128
12104217068227301092243690174762
152185341136554612184587381
2104217068227301092243690
420843401364546021844
840168680272810920
16803361360
32160672
64320
128