4001456

Appears in sequences

• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 1, -1), (0, 1, 1), (1, -1, -1), (1, 1, 1)}.at n=11A150688
• Number of n X n binary arrays with rows and columns, considered as graycode numbers, in nondecreasing order.at n=5A162065
• Number of n X n binary arrays with rows and columns, considered as graycode numbers, in nondecreasing order, and no more than 6 ones in any row or column.at n=5A162070
• Number of n X n binary arrays with rows and columns, considered as graycode numbers, in nondecreasing order, and no more than 7 ones in any row or column.at n=5A162071
• Number of n X n binary arrays with rows and columns, considered as graycode numbers, in nondecreasing order, and no more than 8 ones in any row or column.at n=5A162072
• Number of n X n binary arrays with rows and columns, considered as graycode numbers, in nondecreasing order, and no more than 9 ones in any row or column.at n=5A162073