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

Terms

a(0) =1a(1) =2a(2) =6a(3) =7a(4) =49a(5) =78a(6) =91a(7) =133a(8) =343a(9) =539a(10) =1014a(11) =1309a(12) =1578a(13) =2401a(14) =3367a(15) =4459a(16) =10231a(17) =12103a(18) =12246a(19) =12691a(20) =13182a(21) =16807a(22) =45619a(23) =97193a(24) =117649a(25) =120883a(26) =149989a(27) =159198a(28) =171366a(29) =199283