I bring a set of numbers with a hidden pattern. Those who can uncover the pattern deserve a Noble prize for their efforts. Good luck.

4, 20, 39, 83, 131, 222, 294.


1 Answer 1


They are the

Atomic weights of the noble gases

As clued by

"Noble Prize"

  • $\begingroup$ I bet you're right but in that case 83 should surely be 84. $\endgroup$
    – Gareth McCaughan
    Commented Feb 12, 2017 at 19:03
  • $\begingroup$ Argon's mass=40 not 39(OK, 39.9) $\endgroup$
    – Sid
    Commented Feb 13, 2017 at 1:27
  • $\begingroup$ For the record, I got my numbers from a table and then rounded everything down. $\endgroup$
    – qwertyu63
    Commented Feb 15, 2017 at 15:38

Your Answer

By clicking “Post Your Answer”, you agree to our terms of service and acknowledge you have read our privacy policy.

Not the answer you're looking for? Browse other questions tagged or ask your own question.