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Skip to 4th power (Posted on 2016-06-27) Difficulty: 3 of 5
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Show that adding all the numbers that are not crossed off from 1 to the end of a line, the result is a 4th power.

Example: 1+4+5+6=16=24

No Solution Yet Submitted by Jer    
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Comments: ( You must be logged in to post comments.)
  Subject Author Date
Equivalencearmando2016-06-28 17:43:52
Some ThoughtsPossible solutionbroll2016-06-28 00:39:20
Hints/Tipshint from farawayAdy TZIDON2016-06-27 20:09:02
Some Thoughtsconvincing but not a proofCharlie2016-06-27 19:57:01
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