41957

Properties

Appears in sequences

• Numbers k such that 7*2^k - 1 is prime.at n=13A001771
• Numbers k such that the continued fraction for sqrt(k) has period 91.at n=28A020430
• Primes of the form 666*k - 1.at n=20A063472
• k-th lower twin prime, where k is the n-th Fibonacci number.at n=14A093306
• Balanced primes (A090403) of index 3.at n=21A096707
• Primes p such that 2*p^5-+3 are also prime.at n=10A174368
• Primes of the form x^3 + y^3 - 1, where x and y are primes.at n=11A217718
• Number of n X 5 arrays of the minimum value of corresponding elements and their horizontal or vertical neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..1 n X 5 array.at n=29A219499
• Primes p for which p^i - 4 is prime for i = 1, 3 and 5.at n=12A243818
• Initial members of prime quadruples (n, n+2, n+24, n+26).at n=35A245568
• Interlopers in sexy prime quadruples.at n=31A358322
• Prime numbersat n=4387