34721

Properties

Appears in sequences

• a(0) = 0, a(1) = 1, a(2)=1; a(n) = 3a(n-1) + 3a(n-2) - 4a(n-3) for n >= 3.at n=10A123189
• Primes of the form (5+ a triangular number A000217).at n=29A159049
• Primes that can be written as a sum of a positive square and a positive cube in more than two ways.at n=7A206606
• Primes of the form (k^2+7)/11.at n=30A242930
• Primes of form n^2 + 4096.at n=25A256836
• Primes that can be generated by the concatenation in base 6, in ascending order, of two consecutive integers read in base 10.at n=19A287306
• Balanced primes of order fourteen.at n=5A300365
• Primes p such that, if q,r,s are the next three primes, both p*q*r*s - (p+q+r+s) and p*q*r*s + (p+q+r+s) are primes.at n=10A390929
• Prime numbersat n=3708