import itertools
list1=[14140,13260,14300,14500,14040,13940,13620,13980,17280,13580,13740]
mylist = list(itertools.permutations(list1,4))
a=set()
for i in mylist:
ii=sum(i)
if ii==59400:
iii=tuple(sorted(list(i)))
a.add(iii)
print(a)
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