A104603 Numbers M such that M = m + 2^k = m * b(k) for m < 2^k where b is A050376.
3, 10, 36, 544, 18518801667747479552
Offset: 1
Keywords
Examples
36 = 4 + 2^5 = 4 * b(5) where b(5)=9.
Formula
m = 2^k / (b_k -1)
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.