Row sums of Pellonomial triangle A099927.

A099928

Row sums of Pellonomial triangle A099927.

Terms

    a(0) =1a(1) =2a(2) =4a(3) =12a(4) =56a(5) =408a(6) =4608a(7) =80784a(8) =2201536a(9) =93224736a(10) =6134017792a(11) =627029574336

External references