445000

Appears in sequences

• Series for second parallel moment of hexagonal lattice.at n=8A006737
• Number of zig-zag paths from top to bottom of a rectangle of width 9 with n rows.at n=17A153362
• Number of zig-zag paths from top to bottom of a rectangle of width 9 with n rows whose color is that of the top right corner.at n=18A153363
• Number of zig-zag paths from top to bottom of a rectangle of width 9 with 2*n-1 rows whose color is that of the top right corner.at n=9A153366
• Number of nX2 0..1 arrays with every element unequal to 0, 1, 2, 4 or 5 king-move adjacent elements, with upper left element zero.at n=12A304341