65267

Properties

Appears in sequences

• Number of points of norm <= n in cubic lattice.at n=25A000605
• Primes of the form 666*k - 1.at n=29A063472
• Class 8- primes.at n=7A081427
• a(n) = n-th prime of Erdős-Selfridge classification n-.at n=7A101231
• Greatest n-bit number whose binary representation's substrings represent the maximal number (A112509(n)) of distinct integers.at n=15A112511
• Primes p of the form a^4+b^4+c^4 with a,b,c>=1 such that a^2+b^2+c^2 is another prime < p.at n=43A126117
• Smallest integer m such that phi(phi(m))^n + tau(phi(m))^n = phi(rad(m))^n, where n is the number of iterations of phi(phi), tau(phi) and phi(rad) functions.at n=8A175189
• Largest safe prime less than 2^n.at n=13A243916
• Primes of the form 42*k^3 + 270*k^2 - 26436*k + 250703 in order of increasing k.at n=9A271144
• Expansion of e.g.f. Product_{k>=1} 1 / (1 - sin(x^k)).at n=7A330514
• Integers k such that 28*phi(29*197^3*k) is not a totient number where phi is the totient function.at n=16A361396
• Prime numbersat n=6520