37717

Properties

Appears in sequences

• Number of n-step spirals on hexagonal lattice.at n=18A006778
• Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 43.at n=2A031631
• Fourth term of weak prime sextet: p(m-2)-p(m-3) < p(m-1)-p(m-2) < p(m)-p(m-1) < p(m+1)-p(m) < p(m+2)-p(m+1).at n=13A054831
• Primes p such that p's set of distinct digits is {1,3,7}.at n=29A108382
• a(n) = smallest prime number p_k such that 1/p_n + 1/p_{n+1} + ... + 1/p_k > 1.at n=13A119494
• Primes of the form 256 k + 85.at n=29A127593
• Home primes whose homeliness is greater than 5.at n=15A133965
• Home primes whose homeliness is 6.at n=7A133966
• Prime numbers (together with one) whose representation in balanced ternary are palindromes.at n=43A224502
• Primes of the form n^2 + 81.at n=19A256775
• Prime numbersat n=3994