72559

Properties

Appears in sequences

• Indices of primes in sequence defined by A(0) = 79, A(n) = 10*A(n-1) - 51 for n > 0.at n=12A101138
• Primes p such that none of p-2, p-1, p+1, and p+2 is squarefree.at n=30A153215
• Primes p such that 2*p + 43 is a square.at n=21A269787
• Emirp-indexed emirps: emirps with emirp subscripts.at n=37A326442
• Slowest increasing sequence of primes such that a(n - 1) + a(n) and a(n - 1)^2 + a(n)^2 are both semiprimes, with a(1)=2.at n=42A365050
• Binomial transform of Gould's sequence (A001316).at n=14A368655
• Prime numbersat n=7177