75845

Appears in sequences

• Dirichlet convolution of 3^(n-1) with Catalan numbers.at n=10A034755
• a(n) = K_3(n) = Sum_{k>=0} A090285(3,k)*2^k*binomial(n,k). a(n) = (4*n^3+30*n^2+56*n+15)/3.at n=36A090294
• Number of distinct values of Sum_{i=0..n} x(i)*binomial(n,i), where the x(i) have values in 0..2.at n=17A205537
• Number of integer partitions (of any nonnegative integer) whose sum minus the lesser of their maximum part and their number of parts is n.at n=33A325232