; (3) for a felony for which the alien was sentenced to a term of imprisonment of not less than 60 months, the alien shall be fined under such title, imprisoned not more than 20 years, or both; or (4) for murder, rape, kidnapping, or a felony offense described in chapter 77 (relating to peonage and slavery) or 113B (relating to terrorism) of such title, or for 3 or more felonies of any kind, the alien shall be fined under such title, imprisoned not more than 25 years, or both. (c) Reentry after repeated removal Any alien who has been denied admission, excluded, deported, or removed 3 or more times and thereafter enters, attempts to enter, crosses the border to, attempts to cross the border to, or is at any time found in the United States, shall be fined under title 18, United States Code, imprisoned not more than 10 years, or both. (d) Proof of prior convictions The prior convictions described in subsection (b) are elements of the crimes described, and the penalties in that subsection shall apply only in cases in which the conviction or convictions that form the basis for the additional penalty are— (1) alleged in the indictment or information; and (2) proven beyond a reasonable doubt at trial or admitted by the defendant. (e) Affirmative defenses It shall be an affirmative defense to a violation of this section that— (1) prior to the alleged violation, the alien had sought and received the express consent of the Secretary of Homeland Security to reapply for admission into the United States; or (2) with respect to an alien previously denied admission and removed, the alien— (A) was not required to obtain such advance consent under the Immigration and Nationality Act or any prior Act