313752

Appears in sequences

• Number of Gaussian primes whose norm is less than 10^n.at n=5A091100
• Number of Gaussian primes a+b*i such that sqrt(a^2 + b^2) <= 10^n.at n=2A091134
• p-INVERT of the positive integers, where p(S) = (1 - S)^2.at n=11A290917
• p-INVERT of (0,1,0,1,0,1,...), where p(S) = 1 - S - S^2 + S^3.at n=23A291241