1304504

Appears in sequences

• Number of zig-zag paths from top to bottom of a rectangle of width 11 with n rows whose color is that of the top right corner.at n=19A153369
• Number of zig-zag paths from top to bottom of a rectangle of width 11 with n rows whose color is not that of the top right corner.at n=19A153370
• Number of zig-zag paths from top to bottom of a rectangle of width 11 with 2n rows whose color is that of the top right corner.at n=9A153371