39709

Properties

Appears in sequences

• Ordered hypotenuses of primitive Pythagorean triangles having legs that add up to a square.at n=28A088319
• Prime numbers p such that p +- ((p-1)/6) are primes.at n=40A137724
• Primes 2 less than a tetrahedral number.at n=6A162904
• Primes p congruent to 1 mod 12 such that (p + 1)/2 does not divide the numerator of the Bernoulli number B(p + 1).at n=34A232039
• Primes 4k+1 at the end of the maximal gaps in A084162.at n=13A268963
• a(n) is the smallest prime p such that p - a(n-1) is a primorial, starting with a(1)=2.at n=12A380026
• Prime numbersat n=4174