195536domain: NAppears in sequencesNumbers which can be expressed as the product of numbers made of only fours.at n=33A161142Number of (w,x,y,z) with all terms in {1,...,n} and w*x>3*y*z.at n=30A211918Number of length n+3 0..3 arrays with no disjoint pairs in any consecutive four terms having the same sum.at n=7A247721