Trinomial transform of central binomial coefficients (A000984).

A082760

Trinomial transform of central binomial coefficients (A000984).

Terms

    a(0) =1a(1) =9a(2) =133a(3) =2283a(4) =41589a(5) =782149a(6) =15007831a(7) =291987327a(8) =5738781717a(9) =113670432141

External references