Green Bay Packers clinch No. 1 seed with one week to spare

GREEN BAY, Wis. — Matt LaFleur has this regular-season thing all figured out.

Three years with LaFleur as the Green Bay Packers‘ coach, three times they’ve had a first-round bye in the playoffs — including the No. 1 seed each of the past two seasons.

But he has never done this before: His team wrapped it up with a game still left in the regular season.

Before the Packers (13-3) even stepped on Lambeau Field on Sunday night, they knew that a win would make next week’s regular-season finale at Detroit meaningless in terms of…