34147

Properties

Appears in sequences

• Crystal ball sequence for E_6 lattice.at n=4A008400
• Numbers k such that 4*10^k - 9 is prime.at n=11A101396
• Primes from merging of 5 successive digits in decimal expansion of exp(Pi).at n=23A105010
• a(1)=1, and recursively a(n+1) is the smallest prime p of the form p = 2*a(n) + 5^k for some k>0.at n=9A113927
• Primes p such that the multiplicative order of 2 modulo p is (p-1)/9.at n=22A152309
• Primes p such that 2*p^3 -+ 3 are also prime.at n=29A174363
• Primes of the form x^3 + 2*y^3, with nonnegative x and y.at n=43A219559
• Prime numbersat n=3649