Composite numbers n such that the sum of numbers x<=n not coprime to n divides the sum of numbers y<=n coprime to n.
A238232
Composite numbers n such that the sum of numbers x<=n not coprime to n divides the sum of numbers y<=n coprime to n.
Terms
- a(0) =15a(1) =35a(2) =95a(3) =119a(4) =143a(5) =209a(6) =255a(7) =287a(8) =319a(9) =323a(10) =377a(11) =527a(12) =559a(13) =779a(14) =899a(15) =923a(16) =989a(17) =1007a(18) =1189a(19) =1199a(20) =1295a(21) =1343a(22) =1349a(23) =1763a(24) =1919a(25) =2159a(26) =2507a(27) =2759a(28) =2911a(29) =3239
External references
- oeis: A238232