842521

Properties

Appears in sequences

• Numbers n such that both n-1 and n are nonsquares and the least positive solutions to the Pell equations x1^2 - n*y1^2 =1 and x0^2-(n-1)*y0^2 = 1 have a record for rho(n)=log(x1)/log(x0).at n=38A303604
• Initial primes of four consecutive primes with consecutive gaps 10, 20, 30.at n=8A351662
• Prime numbersat n=67080