Numbers k such that k divides the sum of digits in factorial base of all numbers from 1 to k.

Terms

a(0) =1a(1) =2a(2) =10a(3) =22a(4) =25a(5) =29a(6) =33a(7) =70a(8) =118a(9) =358a(10) =598a(11) =1438a(12) =1803a(13) =1819a(14) =2878a(15) =2881a(16) =2997a(17) =4318a(18) =4322a(19) =4388a(20) =10078a(21) =20158a(22) =21967a(23) =21971a(24) =21975a(25) =30238a(26) =30241a(27) =30837a(28) =40318a(29) =120958