Central coefficients of the Riordan matrix A121576.

A190734

Central coefficients of the Riordan matrix A121576.

Terms

    a(0) =1a(1) =5a(2) =51a(3) =618a(4) =8043a(5) =108753a(6) =1505652a(7) =21181632a(8) =301445115a(9) =4327546335a(10) =62550664827a(11) =909065484726

External references