20125051

Properties

Appears in sequences

• a(n) = Sum_{k=0..n} binomial(5*k,n-k).at n=14A360090
• Number of compositions of 6*n-2 into parts 1 and 6.at n=11A373302
• a(n) = Sum_{k=0..floor(n/3)} binomial(2*n-5*k,k).at n=35A373639
• Prime numbersat n=1278055