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A342239 as a triangular array

1
20
320
4640
5121860
6204848120
730100180144200
842180480720414400
9562941050240028321242740
107244820166300119001132836781480
1190648352814112376205950045132110342840

A342239 as a square array

1234567891011
02612203042567290
041848100180294448648
0648180480105020163528
0121447202400630014112
02041428321190037620
04012421132859500
074367845132
014811034
0284
0
1234567891011
02612203042567290
041848100180294448648
0648180480105020163528
0121447202400630014112
02041428321190037620
04012421132859500
074367845132
014811034
0284
0