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A252015 as a triangular array

756
11681168
111016021110
1618140614061618
19702002143420021970
245831282170217031282458
3246457047703814477045703246
44106562893084828482893065624410
580210980144501699423074

A252015 as a square array

75611681110161819702458324644105802
116816021406200231284570656210980
11101406143421704770893014450
1618200221703814848216994
197031284770848223074
245845708930
32466562
4410
75611681110161819702458324644105802
116816021406200231284570656210980
11101406143421704770893014450
1618200221703814848216994
197031284770848223074
245845708930
32466562
4410