44389

Properties

Appears in sequences

• Primes that remain prime through 4 iterations of function f(x) = 5*x + 6.at n=12A023315
• 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 24.at n=11A031612
• a_{k+1} = 6*a_k + 11*a_{k-1} - 19*a_{k-2} - 4*a_{k-3} + a_{k-4}, a_1=1, a_2=2, a_3=19, a_4=118, a_5=875.at n=6A055518
• Primes whose 10's complement is a triangular number.at n=23A082992
• Primes p such that q-p = 28, where q is the next prime after p.at n=34A124595
• Numbers k such that m=2*k is the middle side in a Heronian triangle with sides m-13, m , m+13.at n=20A293817
• Let N(p,i) denote the result of applying "nextprime" i times to p; a(n) = smallest prime p such that N(p,4) - p = 2*n, or -1 if no such prime exists.at n=46A339944
• Prime numbersat n=4618