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A325001 as a triangular array

1
21
341
4951
5161561
625342171
73665562881
849111125843691
96417524621012045101
108126044146133016555111
1110036973691779249522066121

A325001 as a square array

1234567891011
149162536496481100
15153465111175260369
162156125246441736
172884210461917
1836120330792
1945165495
11055220
11166
112
1
1234567891011
149162536496481100
15153465111175260369
162156125246441736
172884210461917
1836120330792
1945165495
11055220
11166
112
1