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A286895 as a triangular array

1
17
128637
11963018410151428
11225144300134618218258308236966001
1857570656628118697252590019948070175962425335267157313994232775
1589963460410037407106879976216478953078555225690015634835073082541702198396662932711464914589254954278237

A286895 as a square array

1111111
7281961225857558996
637301841443001706566283460410037
1015142834618218251186972525900407106879976216
83082369660011994807017596242547895307855522569001
3352671573139942327755634835073082541702198396
662932711464914589254954278237
1111111
7281961225857558996
637301841443001706566283460410037
1015142834618218251186972525900407106879976216
83082369660011994807017596242547895307855522569001
3352671573139942327755634835073082541702198396
662932711464914589254954278237