180718

Appears in sequences

• a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = [ n/2 ], s = (Lucas numbers), t = A000201 (lower Wythoff sequence).at n=31A025094
• Number of nX3 0..1 arrays with row sums and column sums unimodal.at n=6A223712
• T(n,k)=Number of nXk 0..1 arrays with row sums and column sums unimodal.at n=38A223716
• T(n,k)=Number of nXk 0..1 arrays with row sums and column sums unimodal.at n=42A223716