the amount which would be an individual’s primary insurance amount as provided in subparagraph (D)— (i) subsection (b)(4) shall not apply, (ii) section 215(b) as in effect in December 1978 shall apply, except that section 215(b)(2)(C) (as then in effect) shall be deemed to provide that an individual’s computation base years may include only calendar years in the period after 1950 (or 1936 if applicable) and ending with the calendar year in which such individual attains age 61, plus the 3 calendar years after such period for which the total of such individual’s wages and self-employment income is the largest, and (iii) subdivision (I) in the last sentence of paragraph (4) shall be applied as though the words without regard to any increases in that table in such subdivision read including any increases in that table . (F) This paragraph shall apply in the case of any individual only if such application results in a primary insurance amount for such individual that is greater than it would be if computed or recomputed under paragraph (4)(B) without regard to this paragraph. (G) (i) This paragraph shall apply in the case of any individual subject to any timely election to receive lump sum payments under this subparagraph. (ii) A written election to receive lump sum payments under this subparagraph, in lieu of the application of this paragraph to the computation of the primary insurance amount of an individual described in paragraph (4)(B), may be filed with the Commissioner of Social Security in such form and manner as shall be prescribed in regulations of the Commissioner. Any such election may be filed by such individual or, in the event of such individual’s death before any such election is filed by such individual, by any other beneficiary entitled to benefits under section 202 on the basis of such individual’s wages and self-employment income. Any such election filed after December 31, 2020, shall be null and void and of no effect. (iii) Upon receipt by the Commissioner of a timely election filed by the