176459

Properties

Appears in sequences

• a(n) = largest prime in the factorization of n-th Franel number (A000172).at n=11A058854
• Number of partitions of n-th triangular number n(n+1)/2 (A000217(n)) into triangular parts.at n=18A072964
• Primes p of the form x^2+59, such that p+2 is also prime.at n=2A178066
• Square array read by antidiagonals upwards: T(n,k) for integer k >= 0 is the n-th prime p such that p^(2*3^k) + p^(3^k) + 1 is prime.at n=53A344448
• Lesser of twin happy primes.at n=22A387240
• Prime numbersat n=16036