53897

Properties

Appears in sequences

• a(n) = [ (3rd elementary symmetric function of P(n))/(first elementary symmetric function of P(n)) ], where P(n) = {first n+2 primes}.at n=17A024453
• Primes of the form 2m*691 - 1.at n=11A134671
• Lesser of twin primes p such that 6*p+1 is greater of twin primes.at n=21A176131
• Primes p such that p^4 + p + 1 and p^4 - p - 1 are also prime.at n=31A236073
• Number of partitions of n with difference 7 between the number of odd parts and the number of even parts, both counted without multiplicity.at n=45A242698
• Prime numbersat n=5491