login

A260780 as a triangular array

1
3-1
23-165
165-177111-27
3802-55485232-2548502
21385-3961549910-3649014385-2375
993605-22354403527745-34412802035695-67236095435

A260780 as a square array

1323165380221385993605
-1-16-177-5548-39615-2235440
51115232499103527745
-27-2548-36490-3441280
502143852035695
-2375-672360
95435
1323165380221385993605
-1-16-177-5548-39615-2235440
51115232499103527745
-27-2548-36490-3441280
502143852035695
-2375-672360
95435