This road sign is along I-40 near El Reno, Oklahoma.

The road sign says...

+----------------------+ | El Reno Exits | ------------------------ | Country Club Rd 2 | | U.S. 81 Exit 4 | +----------------------+the numbers are: 2 81 4 the math is: 2 + 4 = sqrt(sqrt(81))! more math: avg(2, 4) = sqrt(sqrt(81)) rsCardinalityEval: 4 - 81 % 2 = 3 rsCardinalityEval: 2 + 81 % 4 = 3 rsCardinalityEval: sqrt(4 * sqrt(81)) / 2 = 3 * There are three numbers is this road sign. rs42Eval: 2 + floor(81 / 4) = 42 rs42Eval: floor(81 / 2) + sqrt(4) = 42 * 42 is the "Answer to Life, the Universe, and Everything" off-by-one math: 2 * 4 = sqrt(81)-1 off-by-one rsStateEval: ceil(81 / 2) + 4 = 46-1 * Oklahoma was the 46th state admitted to the Union. off-by-one rs37Eval: 2 + 4 * sqrt(81) = 37+1 * Whyrs37Eval? 37 Heaven @ http://thirty-seven.org

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

**Created:** 21 August 2016

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