Unsigned fourth column (k=3) of triangle A136656 divided by 8.

A136660

Unsigned fourth column (k=3) of triangle A136656 divided by 8.

Terms

    a(0) =1a(1) =18a(2) =255a(3) =3465a(4) =47880a(5) =687960a(6) =10372320a(7) =164656800a(8) =2754259200a(9) =48518870400a(10) =899026128000

External references