172213

Properties

Appears in sequences

• Least prime that begins a run of exactly 2n-1 primes between two consecutive prime-indexed primes.at n=21A088988
• Numbers having in binary representation more zeros than their squares.at n=22A293655
• Primes of the form prime(i)*prime(i+1)+2*prime(i+2).at n=16A341550
• Expansion of g^3/(1 + x*g)^2, where g = 1+x*g^4 is the g.f. of A002293.at n=7A391606
• Prime numbersat n=15684