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-50, -33, -16 ,1 ... What equation can be written from this sequence?
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-50, -33, -16 ,1 ... What equation can be written from this sequence?

User Kevin Wilson
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1 Answer

6 votes
Hi,

u_1=-50=-(3*16+2)\\ u_2=-33=-(2*16+1)\\ u_3=-16=-(1*16+0)\\ u_4=1=-(0*16-1)\\ ...\\ u_n=-((4-n)*16+(3-n))\\ =-(64-16*n+3-n)\\ =-(67-17*n)\\ \boxed{u_n=17*n-67}

User Leonid Shevtsov
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