40823

Properties

Appears in sequences

• Sixth term of strong prime sextets: p(m-4)-p(m-5) > p(m-3)-p(m-4) > p(m-2)-p(m-3) > p(m-1)-p(m-2) > p(m)-p(m-1).at n=12A054818
• Primes of the form 8*k-1 such that 4*k-1 and 16*k-1 are also primes.at n=31A101792
• Primes of the form 14 n^2-1.at n=14A143832
• a(n) = 56*n^2 - 1.at n=26A158658
• Primes of the form n + sum of proper non-divisors of n.at n=29A192560
• Primes of the form 7n^3-1.at n=3A200915
• Fibonacci sequence beginning 11, 9.at n=18A206422
• Denominators of lower primes-only best approximates (POBAs) to sqrt(5); see Comments.at n=8A265785
• Number of ways to partition digits 0-9 into signed terms in decreasing absolute value order with sum n.at n=6A389952
• Prime numbersat n=4274