12 ms·

So I'm very jetlagged and awake in the middle of the night, but does this have a mistake? 7, 6, 5, 5, 4 is not a series.

• snypher 2y ago
  I'd like to add that ChatGPT also pointed out this error and suggested some alternative solutions.
• amenhotep 2y ago
  a0 = 0, a1 = 1, an = |an-1 - an-2| :)
• calfuris 2y ago
  I believe that the intended rule is that the difference between terms is equal to the first digit of the earlier term.