Odd composites k that divide Fibonacci(k) + 1 but not Fibonacci(k+1).

Terms

a(0) =17261a(1) =120581a(2) =163059a(3) =300847a(4) =1842581a(5) =3489641a(6) =3792541a(7) =5573499a(8) =21159271a(9) =36561959a(10) =40779991a(11) =63055651a(12) =67306519a(13) =69503037a(14) =72125899a(15) =129487163a(16) =136021717a(17) =174008141a(18) =175094767a(19) =247600477a(20) =418623283a(21) =529281911a(22) =814454381a(23) =902315699