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A185903 as a triangular array

0
11
1151
81961968
1527657854276515
71387315462805462803873171
1765453282896742113923065828967421545328176
67376753811748982326326110779403261107794017489823267675381673
1905

A185903 as a square array

011815711766731905
1151962765387315453287675381
11967854546280289674211748982326
8276554628013923065832611077940
15387312896742132611077940
715453281748982326
1767675381
673
011815711766731905
1151962765387315453287675381
11967854546280289674211748982326
8276554628013923065832611077940
15387312896742132611077940
715453281748982326
1767675381
673