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A235280 as a triangular array

40
100100
208208208
520380380520
11208446328441120
280016601280128016602800
6208384423442344234438446208
1552080125096395239525096801215520
3520019060100887936623279361008819060

A235280 as a square array

401002085201120280062081552035200
10020838084416603844801219060
20838063212802344509610088
5208441280234439527936
11201660234439526232
2800384450967936
6208801210088
1552019060
401002085201120280062081552035200
10020838084416603844801219060
20838063212802344509610088
5208441280234439527936
11201660234439526232
2800384450967936
6208801210088
1552019060