A156069 a(n) = A156071(n)/n.
3, 19, 127, 954, 7633, 63609, 545221, 4770684, 42406081
Offset: 1
Links
- Blaine, How about a math puzzle?
- Albert Franck, Puzzles, see item 7.
Extensions
New name from Michel Marcus, Dec 01 2013
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.