Tiling with dominoes

How many ways of tiling a 2×8 rectangle with 8 dominoes ? Solution
Generally speaking, tiling of a 2×n rectangle with n dominoes ? Solution

How many ways of tiling a 3×8 rectangle with 12 dominoes ? Solution
Generally speaking, tiling of a 3×2n rectangle with 3n dominoes ? Solution

And more ? what about a m×n rectangle ?
How many configurations of a full standard dominoe set of 28 dominoes on a 7×8 rectangle ? Solution

Details

 

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