Numbers k such that k | 5^k + 5.

Terms

a(0) =1a(1) =2a(2) =5a(3) =6a(4) =10a(5) =30a(6) =70a(7) =1565a(8) =2806a(9) =3126a(10) =51670a(11) =58290a(12) =214405a(13) =285286a(14) =378258a(15) =1854766a(16) =2170486a(17) =2222122a(18) =2247610a(19) =3463230a(20) =4147522a(21) =5942526a(22) =9381126a(23) =14818486a(24) =15743890a(25) =20162858a(26) =34087054a(27) =34838686a(28) =38742166a(29) =71067430