6863694378

Appears in sequences

• Closed walks of length n along the edges of a pentagon based at a vertex.at n=35A054877
• a(n) = Sum_{k=0..n} binomial(5*n,5*k).at n=7A070782
• Number of walks of length 2n+1 between two nodes at distance 5 in the cycle graph C_10.at n=15A095933
• a(n) = Sum_{k >= 0} binomial(n,5*k).at n=35A139398
• a(n) = Sum_{k=0..n} binomial(3*n+2,5*k).at n=11A387038
• a(n) = Sum_{k=0..n} binomial(2*n+1,5*k).at n=17A387871
• a(n) = Sum_{k=0..n} binomial(4*n+3,5*k).at n=8A387906