This road sign is on northbound AZ Hwy-85 in Arizona.

The road sign says...

+-----------------+ | Gila Bend 29 | | Phoenix 94 | +-----------------+the numbers are: 29 94 BARSfunc rsCardinalityEval: 94 - reverse_digits(29) = 2 * There are two numbers in this road sign. * reverse_digits(n) = the digits of n reversed domain: n must be a prime number * 29 is a prime number; reverse_digits(29) = 92 BARSfunc rsCardinalityEval: ... spf(spf(94)) % cuberoot(spf(reverse_digits(29))) = 2 * There are two numbers in this road sign. * spf(n) = the sum of the prime factors of n * spf(94) = 2+47 = 49; spf(49) = 7+7 = 14 * spf(92) = 2+2+23 = 27 BARSfunc off-by-one rs42Eval: 29 + spf(spf(94)) = 42+1 * 42 is the "Answer to Life, the Universe, and Everything"

**Creator:** Gerald Thurman
[gthurman@gmail.com]

**Created:** 04 June 2012

This work is licensed under a Creative Commons Attribution 3.0 United States License.