This road sign is on eastbound I-40 in Arizona. The picture was taken from an eastbound Southwestern Chief on 24 December 2015.

The road sign says...

+---------------------+ | Jct US-191 South 5 | | Gallup 47 | | Albuquerque 187 | +---------------------+the numbers are: 191 5 47 187 the math is: 47 % 5 = sqrt(191 - 187) {check} rsCardinalityEval: sqrt(191 - 187) + 47 % 5 = 4 * There are four numbers in this road sign. rs37Eval: 47 - 5 * sqrt(191 - 187) = 37 * Whyrs37Eval? 37 Heaven @ http://thirty-seven.org rs42Eval: 47 - 5! / (191 - 187)! = 42 * 42 is the "Answer to Life, the Universe, and Everything" rsStateEval: 5 + 187 - 191 + 47 = 48 off-by-one rsStateEval: 187 % 47 + 191 % 5 = 48-1 * Arizona was the 48th state admitted to the Union. off-by-one rsAgeEval: 5 * sqrt(191 - 187) + 47 = 58-1 * MathBabbler was 58 years young when he found this road sign. BARSfunc rsCardinalityEval: 5! / (47 - 187 / sum_digits(191)) = 4 * There are four numbers in this road sign. * sum_digits(n) = sum the digits of n domain: n must be a prime number * 191 is prime; sum_digits(191) = 1+9+1 = 11 * 5! / (47 - 187 / 11) = 4 BARSfunc rs37Eval: (187 - 47) / 5 + sum_digits(191) = 37 * sum_digits(191) = 11; (187 - 47) / 5 + 11 = 37

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

**Created:** 12 January 2016

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