Odd numbers k such that k and k+2 both have at least two divisors with the same value of the Euler totient function (A000010).

A373527

Odd numbers k such that k and k+2 both have at least two divisors with the same value of the Euler totient function (A000010).

Terms

    a(0) =2107a(1) =11275a(2) =42651a(3) =68733a(4) =90153a(5) =99123a(6) =123633a(7) =213003a(8) =226825a(9) =242305a(10) =262143a(11) =272853a(12) =292873a(13) =295405a(14) =308007a(15) =313443a(16) =376675a(17) =376803a(18) =378693a(19) =390115a(20) =427425a(21) =471293a(22) =473263a(23) =524797a(24) =525481a(25) =556983a(26) =579535a(27) =591325a(28) =618469a(29) =638163

External references