Central terms of triangle A194949 = sums of squares of terms in rows of triangle A194949.

A194951

Central terms of triangle A194949 = sums of squares of terms in rows of triangle A194949.

Terms

    a(0) =1a(1) =2a(2) =12a(3) =104a(4) =1144a(5) =13736a(6) =180936a(7) =2524968a(8) =36428808a(9) =549363240a(10) =8453581224a(11) =134086928456

External references