65547

Appears in sequences

• Triangle read by rows: T(n,k) = t(n,k) + t(n,n-k), where t(n,k) = 2*(n!/k!)*(2*(n + k) - 1).at n=28A154987
• Triangle read by rows: T(n,k) = t(n,k) + t(n,n-k), where t(n,k) = 2*(n!/k!)*(2*(n + k) - 1).at n=35A154987
• Sums of three Fermat numbers.at n=22A155877
• a(n) = 2^n + 11.at n=16A267615