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A141686 as a triangular array

1
11
181
133331
11043961041
1285302030202851
17201786548320178657201
11729901535466655466659015317291
14016409024494110410933300494110440902440161
19117172224038236128

A141686 as a square array

1111111111
1833104285720172940169117
133396302017865901534090241722240
1104302048320546665494110438236128
12851786554666510933300
1720901534941104
11729409024
14016
1
1111111111
1833104285720172940169117
133396302017865901534090241722240
1104302048320546665494110438236128
12851786554666510933300
1720901534941104
11729409024
14016
1