165176

Appears in sequences

• Numbers that have 12 terms in their Zeckendorf representation.at n=15A179252
• Number of n X 2 binary arrays with every one adjacent to another one horizontally, diagonally, antidiagonally or vertically.at n=8A202789
• a(n) = A186434(n)/4.at n=24A271908
• G.f. A(x,y) satisfies: Sum_{n=-oo...+oo} (x^n + y)^n = exp( (1-y) * A(x,y) ) / (1-y), where A(x,y) = Sum_{n>=1} x^n/n * Sum{k=0..n-1} T(n,k)*y^k, written here as a flattened triangle of coefficients T(n,k) read by rows.at n=48A321600