844943

Appears in sequences

• Number of 7 X n 0..1 arrays with new values 0..1 introduced in row major order and no element equal to more than one of its immediate leftward or upward or right-upward antidiagonal neighbors.at n=9A208642
• Number of weak compositions of n such that the set of adjacent differences is a subset of {-1,1}.at n=31A383620