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A210790 as a triangular array

1
12
123
1455
1410108
1614242013
162138523821
182765961097134
18369217622422013055
1104413628044650043423589
1105518044077210661074839420144
1

A210790 as a square array

111111111111
224466881010
3510142127364455
51024386592136180
8205296176280440
1338109224446772
21712205001066
341304341074
55235839
89420
144
111111111111
224466881010
3510142127364455
51024386592136180
8205296176280440
1338109224446772
21712205001066
341304341074
55235839
89420
144