85317

Appears in sequences

• Recip transform of 2*(1 + x^4)-1/(1-x).at n=9A049152
• Triangle read by rows: T(n,k) is the number of deco polyominoes of height n and having k columns ending at an odd level (0<=k<=n). A deco polyomino is a directed column-convex polyomino in which the height, measured along the diagonal, is attained only in the last column.at n=49A121697