A239280 Powers of 2 that are sum of prime(k) + k for some k.
8, 16, 32, 4096
Offset: 1
Examples
3 + prime(3) = 8 = 2^3. 5 + prime(5) = 16 = 2^4. 9 + prime(9) = 32 = 2^5. 503 + prime(503) = 4096 = 2^12.
This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
3 + prime(3) = 8 = 2^3. 5 + prime(5) = 16 = 2^4. 9 + prime(9) = 32 = 2^5. 503 + prime(503) = 4096 = 2^12.
Comments