Numbers k that, when expressed in base 7 and then interpreted in base 10, give a multiple of k.

Terms

a(0) =0a(1) =1a(2) =2a(3) =3a(4) =4a(5) =5a(6) =6a(7) =51a(8) =102a(9) =105a(10) =153a(11) =156a(12) =207a(13) =210a(14) =258a(15) =261a(16) =312a(17) =315a(18) =2589a(19) =2590a(20) =2601a(21) =2753a(22) =5354a(23) =5355a(24) =5506a(25) =8108a(26) =8259a(27) =8260a(28) =10861a(29) =11013