4576264

Appears in sequences

• a(n) = (5*n + 9)*binomial(n+8, 8)/9.at n=15A055844
• A diagonal of A059419.at n=18A059421
• a(n) = 2*(n-1)*Catalan(n).at n=11A246574
• a(n) = CatalanNumber(n+1)*n*(3*n^2+5*n+2)/((4+n)*(3+n)).at n=11A265613
• Max coefficient in n-th Lucas polynomial.at n=35A277282
• Denominators of the Harary index of the n X n grid graph.at n=12A296192