Fifth convolution of Schroeder's (second problem) numbers A001003(n), n>=0.

A111993

Fifth convolution of Schroeder's (second problem) numbers A001003(n), n>=0.

Terms

    a(0) =1a(1) =5a(2) =25a(3) =125a(4) =630a(5) =3206a(6) =16470a(7) =85350a(8) =445775a(9) =2344595a(10) =12408903a(11) =66042795a(12) =353259900a(13) =1898119100a(14) =10240583420a(15) =55454182716a(16) =301307002605

External references