99516

Appears in sequences

• Number of (w,x,y,z) with all terms in {0,...,n} and at least one of these conditions holds: w<R, x<R, y>R, z>R, where R = max{w,x,y,z} - min{w,x,y,z}.at n=17A212753
• Number of length-2n central circular binary strings without zigzags (see reference for precise definition).at n=14A263656
• Erroneous version of A263656.at n=14A283021