Row sums of triangular matrix A102086, which shifts upward to exclude the main diagonal under matrix square.

A102088

Row sums of triangular matrix A102086, which shifts upward to exclude the main diagonal under matrix square.

Terms

    a(0) =1a(1) =3a(2) =10a(3) =49a(4) =367a(5) =3850a(6) =52173a(7) =868614a(8) =17199370a(9) =395757887a(10) =10396896795a(11) =307511681367

External references