a(n) = sum of cubes of numbers < 2^n having exactly floor(n/2) + 1 ones in their binary expansion.

A110207

a(n) = sum of cubes of numbers < 2^n having exactly floor(n/2) + 1 ones in their binary expansion.

Terms

    a(0) =1a(1) =27a(2) =368a(3) =6615a(4) =88536a(5) =1449198a(6) =20078192a(7) =320944275a(8) =4584724120a(9) =72867715074

External references