Euler problems/121 to 130
m (EulerProblems/121 to 130 moved to Euler problems/121 to 130)
Revision as of 00:25, 29 March 2007
Investigate the game of chance involving coloured discs.
problem_121 = undefined
Finding the most efficient exponentiation method.
problem_122 = undefined
Determining the remainder when (pn − 1)n + (pn + 1)n is divided by pn2.
problem_123 = undefined
Determining the kth element of the sorted radical function.
problem_124 = undefined
Finding square sums that are palindromic.
problem_125 = undefined
Exploring the number of cubes required to cover every visible face on a cuboid.
problem_126 = undefined
Investigating the number of abc-hits below a given limit.
problem_127 = undefined
Which tiles in the hexagonal arrangement have prime differences with neighbours?
problem_128 = undefined
Investigating minimal repunits that divide by n.
problem_129 = undefined
10 Problem 130
Finding composite values, n, for which n−1 is divisible by the length of the smallest repunits that divide it.
problem_130 = undefined