Nonprime numbers with all divisors with additive digital root of 1.

Terms

a(0) =1a(1) =361a(2) =703a(3) =1369a(4) =1387a(5) =2071a(6) =2413a(7) =2701a(8) =3097a(9) =3439a(10) =3781a(11) =4033a(12) =4699a(13) =5149a(14) =5329a(15) =5833a(16) =6031a(17) =6697a(18) =6859a(19) =7201a(20) =7363a(21) =7543a(22) =7957a(23) =8227a(24) =9253a(25) =9271a(26) =9937a(27) =10027a(28) =10279a(29) =10963