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Junior 2011/7

Posted: Thu Jan 30, 2014 2:31 pm
by tanmoy
Consider a sequence of four integers so that the GCD of first three is the same as the LCM of the last three. How many such sequences exist so that the sum of numbers is 2011

Re: Junior 2011/7

Posted: Wed Feb 14, 2018 9:07 pm
by samiul_samin
This problem has already discussed and solved in this forum.

Re: Junior 2011/7

Posted: Sun Mar 10, 2019 3:46 pm
by samiul_samin
samiul_samin wrote:
Wed Feb 14, 2018 9:07 pm
This problem has already discussed and solved in this forum.
Posted here.
Lock the topic please.