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A123513 as a triangular array

1
11
321
11931
53441841
3092651103051
211918547952204561
1668714833648918553856371
148329133496593321730437106168481
1468457133496160073217799638934667892410891

A123513 as a square array

11311533092119166871483291468457
129442651854148331334961334961
1318110795648959332600732
1430220185517304177996
1545385371038934
16636166678
1784924
18108
19
1
11311533092119166871483291468457
129442651854148331334961334961
1318110795648959332600732
1430220185517304177996
1545385371038934
16636166678
1784924
18108
19
1