-4421

Appears in sequences

• Primes or negative values of primes in the sequence b(n) = 47*n^2 - 1701*n + 10181, n >= 0.at n=14A050267
• Abundance values of numbers whose abundance is (+-1) times a prime.at n=50A088006
• L.g.f.: log( Sum_{n>=0} x^(n^2) ), the log of the characteristic function of the squares.at n=33A162552