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enzocreti · 2019-01-05, 17:48

what instead about the equation:

a(2*a^2+2*b^2+c^2+d^2)=(2*a^3+2*b^3+c^3+d^3)?

Again a=1,b=1,c=1,d=1 is a solution
a=5, b=4, c=6, d=1 is another solution

are there solutions with d>1?

2019-01-05, 17:48	#5
enzocreti Mar 2018 1017₈ Posts	a slightly different equation what instead about the equation: a(2a^2+2b^2+c^2+d^2)=(2a^3+2b^3+c^3+d^3)? Again a=1,b=1,c=1,d=1 is a solution a=5, b=4, c=6, d=1 is another solution are there solutions with d>1?