What number will extend the following sequence?
1, 6, 8, 3, 7, ...
Crypto hint: REBMU NTIGI DEERH TASTI
(In reply to solution with explanation
by John Reid)
I think 100 is the answer, for it's the lowest unused number that ends
with "D". (I originally didn't include "unused", but since 3 is used
for the second "E", it seems that numbers aren't to be reused.)