Divisors of 728.

Terms

a(0) =1a(1) =2a(2) =4a(3) =7a(4) =8a(5) =13a(6) =14a(7) =26a(8) =28a(9) =52a(10) =56a(11) =91a(12) =104a(13) =182a(14) =364a(15) =728