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A293172 as a triangular array

1
61
40101
28084141
2016672144181
1478452801320220221
10982441184114402288312261
82368032032096096218403640420301
62233602489344792064198016380805440544341
472975361934899264496641736448372096620167752

A293172 as a square array

1640280201614784109824823680622336047297536
11084672528041184320320248934419348992
114144132011440960967920646449664
1182202288218401980161736448
122312364038080372096
126420544062016
1305447752
134
1
1640280201614784109824823680622336047297536
11084672528041184320320248934419348992
114144132011440960967920646449664
1182202288218401980161736448
122312364038080372096
126420544062016
1305447752
134
1