What is the next character in this ancient sequence: a, a, a, a, n, a, a, a, a, a, a, ?

What is your reasoning?

  • 3
    $\begingroup$ I normally don't like sequence puzzles, but this one was neat! There's a very clear "hook" that could lead you to the answer, and the answer is immediately self-confirming once you have it. Good puzzle! $\endgroup$
    – Deusovi
    Commented Nov 28, 2020 at 15:32
  • 1
    $\begingroup$ Thank you @Deusovi! That means a lot to me. $\endgroup$ Commented Nov 29, 2020 at 0:22

1 Answer 1


The next letter in this sequence is:


As these are:

The last letters in the names of characters making up the Greek alphabet, which has been in use since ancient times:

Alpha, Beta, Gamma, Delta, Epsilon, Zeta, Eta, Theta, Iota, Kappa, Lambda...

And the next character in the Greek alphabet is Mu.

  • $\begingroup$ Well done you got it! $\endgroup$ Commented Nov 28, 2020 at 11:05

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