Integers n such that n^2 + k is a Mersenne number 2^m - 1 for some k such that n < k < 2 * n and m odd.
A144934
Integers n such that n^2 + k is a Mersenne number 2^m - 1 for some k such that n < k < 2 * n and m odd.
Terms
- a(0) =2a(1) =5a(2) =22a(3) =90a(4) =5792a(5) =46340a(6) =92681a(7) =185363a(8) =370727a(9) =2965820a(10) =5931641a(11) =47453132a(12) =94906265a(13) =759250124a(14) =1518500249a(15) =3037000499a(16) =6074000999a(17) =12148001999a(18) =24296003999a(19) =48592007999a(20) =388736063996a(21) =777472127993
External references
- oeis: A144934