4338014017

Appears in sequences

• Octavan primes: primes of the form p = x^8 + y^8.at n=10A006686
• Centered cube numbers: (n+1)^16 + n^16.at n=3A036094
• a(n) = 3^n + 4^n.at n=16A074605
• Primes of form 4^n+3^n.at n=3A081505
• G.f.: (2-x)/((1+3x)(1-4x)); e.g.f.: exp(4x) + exp(-3x); a(n) = 4^n + (-3)^n.at n=16A087452
• Primes of the form x^16 + y^16.at n=2A100266
• Smallest generalized Fermat prime of the form a^(2^n) + b^(2^n), where bases a,b>1; or -1 if no such prime exists.at n=4A123646
• Primes of the form k^16 + (k+1)^16.at n=1A194185