Get Math Help

GET TUTORING NEAR ME!

By submitting the following form, you agree to Club Z!'s Terms of Use and Privacy Policy

    Pell Number

    Pell numbers

    sum_(k=0)^floor((n - 1)/2) binomial(n, 2 k + 1) 2^k = ((1 + sqrt(2))^n - (1 - sqrt(2))^n)/2^(3/2) for (n element Z and n>=0)

    Find the right fit or it’s free.

    We guarantee you’ll find the right tutor, or we’ll cover the first hour of your lesson.