Numbers k that divide the average of prime(k-1) and prime(k).

Terms

a(0) =6a(1) =13a(2) =14a(3) =15a(4) =74a(5) =190a(6) =6456a(7) =40082a(8) =251735a(9) =251736a(10) =251738a(11) =637325a(12) =637326a(13) =637342a(14) =637343a(15) =4124456a(16) =4124458a(17) =10553425a(18) =10553433a(19) =10553818a(20) =27067038a(21) =27067053a(22) =69709872a(23) =69709877a(24) =69709945a(25) =69709954a(26) =179992917a(27) =179992920a(28) =179993011a(29) =179993025