Positive integers n such that n | (2^n + n/2 + 1).

Terms

a(0) =2a(1) =10a(2) =50a(3) =250a(4) =410a(5) =1250a(6) =2050a(7) =5050a(8) =6250a(9) =10250a(10) =16810a(11) =25250a(12) =31250a(13) =51250a(14) =84050a(15) =126250a(16) =156250a(17) =207050a(18) =256250a(19) =336610a(20) =405050a(21) =420250a(22) =510050a(23) =631250a(24) =689210a(25) =781250a(26) =1035250a(27) =1281250a(28) =1683050a(29) =1750250