Numbers k such that k | 6^k + 5^k + 4^k + 3^k + 2^k + 1^k.

Terms

a(0) =1a(1) =3a(2) =7a(3) =9a(4) =21a(5) =27a(6) =49a(7) =63a(8) =77a(9) =81a(10) =147a(11) =189a(12) =243a(13) =297a(14) =343a(15) =369a(16) =441a(17) =567a(18) =729a(19) =903a(20) =1029a(21) =1323a(22) =1617a(23) =1631a(24) =1701a(25) =2009a(26) =2037a(27) =2043a(28) =2187a(29) =2401