Well to make the Story short, I made a little bet in school that I could solve all the number sequences on a site, but now's the joke. I cant
Ye ye , stop laughing But really I can handle myself at numbers normally pretty well, but this seems out of my league
Can anyone solve this ? (and no not The On-Line Encyclopedia of Integer Sequences :P)
-2 3 27 69 129 …
For those interested, this is the site, and was making the hard test ofc.
Number Sequences | Fibonicci.com