Numbers k that divide 10^k + 8^k.

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =8a(5) =9a(6) =16a(7) =21a(8) =27a(9) =32a(10) =63a(11) =64a(12) =81a(13) =82a(14) =128a(15) =136a(16) =147a(17) =189a(18) =243a(19) =256a(20) =441a(21) =512a(22) =567a(23) =729a(24) =903a(25) =1024a(26) =1029a(27) =1323a(28) =1701a(29) =2048