If Heli = Jacob, and the author of Matthew knew this, then this is not a contradiction.
"If I were God, and I made myself into a regular ol' person, I would have written down the stuff I said myself. I would have had people there with me taking notes. I wouldn't rely on people from the generation after my death to get the story right." - i would be an astronaut on the SAB Message Board
"If I were God, and I made myself into a regular ol' person, I would have written down the stuff I said myself. I would have had people there with me taking notes. I wouldn't rely on people from the generation after my death to get the story right." - i would be an astronaut on the SAB Message Board

