33997

Properties

Appears in sequences

• Primes that remain prime through 3 iterations of function f(x) = 6x + 7.at n=28A023289
• Smallest of six consecutive primes whose sum of digits is prime.at n=23A106719
• Smallest prime of the set of five consecutive primes whose sum of digits is a set of five distinct primes.at n=4A106816
• Primes p such that p's set of distinct digits is {3,7,9}.at n=22A108385
• Number of base 27 circular n-digit numbers with adjacent digits differing by 3 or less.at n=5A125337
• Prime numbers with gaps larger than 18 towards both neighboring primes.at n=21A163111
• Prime numbers with gaps larger than 20 towards both neighboring primes.at n=9A163112
• a(n) is the smallest prime in the interval [k*sqrt(k), k*sqrt(k+2)], where k = A001359(n), or a(n)=0 if there is no prime in this interval.at n=37A247867
• Primes having only {3, 7, 9} as digits.at n=40A260382
• Number of connected balanced simple signed graphs on n unlabeled nodes.at n=7A318590
• Number of strict compositions of n with no three consecutive parts in arithmetic progression.at n=30A325849
• Primes dividing nonzero terms in A002065.at n=39A328704
• Primes P where the distance to the nearest prime is greater than 2*log(P).at n=24A330426
• Primes p such that sigma(p+1) = sigma(p+2).at n=2A389277
• Primes p such that psi(p+1) = psi(p+2).at n=11A389278
• Prime numbersat n=3638