login

A038254 as a triangular array

1
512
25120144
12590021601728
6256000216003456020736
312537500180000432000518400248832
1562522500013500004320000777600074649602985984
78125131250094500003780000090720000

A038254 as a square array

152512562531251562578125
121209006000375002250001312500
14421602160018000013500009450000
172834560432000432000037800000
20736518400777600090720000
2488327464960
2985984
152512562531251562578125
121209006000375002250001312500
14421602160018000013500009450000
172834560432000432000037800000
20736518400777600090720000
2488327464960
2985984