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A186158 as a triangular array

18
5165
3181333
285610353
251816578958
13938472596438
136188013334479398
1251132165372733514643
1248185633310353250104748
1236122896668286351862945616
123591845165133378958

A186158 as a square array

185322111111
1651885332222
13335618965433
10353165381811865
78958472803218129
5964381333165562818
447939837273339645
3351464310353668165
250104748286351333
186294561678958
185322111111
1651885332222
13335618965433
10353165381811865
78958472803218129
5964381333165562818
447939837273339645
3351464310353668165
250104748286351333
186294561678958