a*2^3+b*2^2+c*2=1&&a*3^3+b*3^2+c*3=5&&a*4^3+b*4^2+c*4=14

Uh oh! Wolfram|Alpha doesn't run without JavaScript.

Please enable JavaScript. If you don't know how, you can find instructionshere.Once you've done that, refresh this page to start using Wolfram|Alpha.