login

A027157 as a triangular array

1
21
334
4684
510241216
61540363216
72176761444864
82811215225619212864
936176264672448768192256
1045240440108811201408960512256
1155340680

A027157 as a square array

1234567891011
13610152128364555
48244076112176240340
4123676152264440680
16321442566721088
16481924481120
641287681408
64192960
256512
256
1234567891011
13610152128364555
48244076112176240340
4123676152264440680
16321442566721088
16481924481120
641287681408
64192960
256512
256