33349

Properties

Appears in sequences

• Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 24.at n=7A031612
• Frobenius number of the numerical semigroup generated by consecutive octahedral numbers.at n=4A069764
• Prime means of 12 horizontal, vertical and main diagonal sums associated with primes in A094458.at n=15A094459
• Primes containing the string 333.at n=23A166581
• Number of n X 4 0..4 arrays with each element equal to the number its horizontal and vertical neighbors within one of itself.at n=12A196013
• Primes having only {3, 4, 9} as digits.at n=26A199349
• Primes that remain prime when a single digit 3 is inserted between any two consecutive digits or as the leading or trailing digit.at n=29A215419
• Primes p such that p^4-p^3+1 and p^4-p^3-1 are also primes.at n=13A238136
• Primes p such that 2*prime(p) + 1 = prime(q) for some prime q.at n=32A261361
• Primes of the form p+q+r where p < q < r = p+6 are consecutive primes.at n=36A309354
• Primes q such that 15*q-4, 15*q-2, 15*q+2 and 15*q+4 are all primes.at n=15A342717
• Primes which are sums of a prime triple (p, p+4, p+6).at n=16A377406
• Primes having only {0, 3, 4, 9} as digits.at n=43A386060
• Primes having only {3, 4, 6, 9} as digits.at n=45A386175
• Prime numbersat n=3572