43801

Properties

Appears in sequences

• Primes with 31 as smallest positive primitive root.at n=4A061735
• Lesser of two consecutive primes such that n*p + q is a perfect square, p < q.at n=46A064545
• Primes for which the five closest primes are smaller.at n=31A075037
• Primes for which the six closest primes are smaller.at n=10A075038
• Primes for which the seven closest primes are smaller.at n=3A075043
• Primes for which the eight closest primes are smaller.at n=2A075050
• Primes p such that (r-p)/log(p) > 4, where r is the next prime after p.at n=19A082889
• prime(k) for those k where floor((2*(prime(k+1)-prime(k))*PrimePi(k) mod (8*k))/k) = m with m = 14.at n=5A109568
• Numbers appearing in A122072 at least four times.at n=38A122390
• Final prime adjoined in the smallest term of A019518 divisible by 97^n.at n=1A185716
• Primes of the form 2n^2 - 7.at n=37A201714
• Primes of the form 8n^2 - 7.at n=16A201858
• Primes p such that q-p = 52, where q is the next prime after p.at n=3A204665
• Prime numbers whose central digit equals the sum of the other digits.at n=30A235119
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 339", based on the 5-celled von Neumann neighborhood.at n=39A271291
• Number of unlabelled unary-binary trees with n nodes such that every node with two children has children of different subtree sizes.at n=14A335562
• Let N(p,i) denote the result of applying "nextprime" i times to p; a(n) = smallest prime p such that N(p,3) - p = 2*n, or -1 if no such prime exists.at n=43A339943
• Value of prime number D for incrementally largest values of minimal x satisfying the equation x^2 - D*y^2 = -5.at n=32A341083
• Value of prime number D for incrementally largest values of minimal y satisfying the equation x^2 - D*y^2 = -5.at n=31A341085
• Number of periodic n X n matrices over GF(2).at n=4A348015