156671

Properties

Appears in sequences

• a(n) is the smallest x such that the quotient d(x+1)/d(x) equals n, where d = A000005.at n=32A080371
• Primes with n-th successive differences a multiple of Fibonacci(n+1). a(n)-a(n-1) == 0 (mod F(n+1)), F(n+1) = A000045(n+1).at n=20A087580
• Number of ordered triples (w,x,y) with all terms in {-n, ..., -1, 1, ..., n} and 4w + x + y > 0.at n=34A211629
• Prime-indexed primes q such that prime(q) + q + 1 is a prime-indexed prime.at n=31A318292
• a(n) is the smallest prime p such that p + 1 has 2n divisors.at n=32A340799
• Prime numbersat n=14407