45334

Appears in sequences

• From a nim-like game.at n=40A003413
• a(n) = 2*3^n+2^(2n-1)*(n-2).at n=7A084847
• The Wiener index of the straight pentachain of n pentagonal rings (see Fig. 2.1 in the A. A. Ali et al. reference).at n=27A224459
• Number of n X 2 0..3 arrays x(i,j) with each element horizontally or vertically next to at least one element with value (x(i,j)+1) mod 4, and upper left element zero.at n=8A230245
• T(n,k)=Number of nXk 0..3 arrays x(i,j) with each element horizontally or vertically next to at least one element with value (x(i,j)+1) mod 4, and upper left element zero.at n=46A230250