Numbers k such that k | 11^k + 10^k + 9^k + 8^k + 7^k + 6^k + 5^k + 4^k + 3^k.

Terms

a(0) =1a(1) =3a(2) =7a(3) =9a(4) =21a(5) =27a(6) =49a(7) =63a(8) =69a(9) =81a(10) =119a(11) =147a(12) =189a(13) =243a(14) =343a(15) =441a(16) =567a(17) =729a(18) =1029a(19) =1269a(20) =1323a(21) =1701a(22) =2187a(23) =2401a(24) =3087a(25) =3357a(26) =3969a(27) =5103a(28) =5271a(29) =5831