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Domino arrangements (Posted on 2006-05-27) Difficulty: 5 of 5
Take the 15 smallest dominoes in a set (double blank through double four.)

In how many ways can they be arranged in a row such that the numbers on consecutive pieces match.

Count the two directions separately.

See The Solution Submitted by Jer    
Rating: 3.6667 (3 votes)

Comments: ( You must be logged in to post comments.)
  Subject Author Date
And I agree with CharlieSteve Herman2006-05-29 13:12:51
SolutionFully computerized solutionCharlie2006-05-28 14:19:59
Solutionre: Pencil and paper solutionCharlie2006-05-28 11:45:15
Pencil and paper solutionSteve Herman2006-05-28 09:30:19
I agree with JoshSteve Herman2006-05-28 08:45:32
Hints/TipsNo SubjectJosh2006-05-28 08:30:54
A Beginningbrianjn2006-05-27 21:30:16
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