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A209160 as a triangular array

1
21
364
4132010
522526228
63310419219276
746180444680584208
861284870177623281760568
978420153038766768777652561552
10975922492750416260248642546415584

A209160 as a square array

12345678910
1613223346617897
42052104180284420592
106219244487015302492
28192680177638767504
765842328676816260
2081760777624864
568525625464
155215584
12345678910
1613223346617897
42052104180284420592
106219244487015302492
28192680177638767504
765842328676816260
2081760777624864
568525625464
155215584