1628175

Appears in sequences

• Triangle, read by rows, where T(n,k) equals the sum of squares of numbers < 2^n having exactly k ones in their binary expansion.at n=32A110200
• a(n) = sum of squares of numbers < 2^n having exactly [n/2]+1 ones in their binary expansion.at n=7A110201
• Product of two consecutive odd numbers k, k+2 such that (k*(k+2))+-2 are primes.at n=27A174383