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A186902 as a triangular array

0
3030
7614876
234140140234
632406444406632
183212461692169212461832
5182310639485401394831065182
14860724013894144371443713894724014860
42346190403527049303393724930335270

A186902 as a square array

03076234632183251821486042346
3014814040612463106724019040
76140444169239481389435270
234406169254011443749303
632124639481443739372
183231061389449303
5182724035270
14860
03076234632183251821486042346
3014814040612463106724019040
76140444169239481389435270
234406169254011443749303
632124639481443739372
183231061389449303
5182724035270
14860