44537

Properties

Appears in sequences

• Primes of the form (prime(prime(k)) + prime(prime(k+1)))/2.at n=33A098042
• Number of n X n arrays of squares of integers with every (n-1)X(n-1) subblock summing to 16 and every element equal to at least one neighbor.at n=2A146504
• Numbers starting with 5 such that the sum of any two distinct entries is two times some prime.at n=7A180565
• Primes of the form n^2 + 16.at n=31A243451
• p-INVERT of (0,1,0,1,0,1,...), where p(S) = 1 - S - 2*S^2.at n=12A291227
• Least integer k such that k/2^n > e.at n=14A293337
• G.f. L(x,y) satisfies: L(x,y) = x * (1 + y*x*L'(x,y)) / (1 + x*L'(x,y)) where L'(x,y) = d/dx L(x,y), as a triangle read by rows.at n=23A301305
• Exponents k for which reversal(2^k-1) is prime.at n=13A309607
• Primes of the form p^2 + 16 where p is prime.at n=11A321890
• Prime numbersat n=4630