UVa/11504 - Dominos/out

   1 1
   2 1
   3 2
   4 2
   5 0
   6 8
   7 4
   8 6
   9 0
  10 5
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  12 13533
  13 18751
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  18 16575
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  27 15695
  28 15695
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  32 14053
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  34 12241
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  36 14699
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  38 15670
  39 19750
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  42 14269
  43 15601
  44 15601
  45 17690
  46 17690
  47 12821
  48 12821
  49 17765
  50 17765