This park sign is at the entrance to the Hualapai Mountain Park located near Kingman, Arizona.

The park sign says...

+------------------+ | Day Use 5.00 | | <- Rec Area 1 | | Rec Area 2 -> | | Rec Area 3 -> | | Cabins 1-15 -> | | <- camping -> | | RV Park -> | | Hiking Trails -> | | <- Nature Trail | +------------------+the numbers are: 5 1 2 3 1 15 the math is: sqrt((5 - 1) * (1 + 15)) = 2^3 more math: (15 - 5 + 1 + 1) / 2 = 3! more math: sqrt(5 - 1) * 3 - 2 = sqrt(1 + 15) rsAgeEval: 15 * 3 + 2 + 3 + 1 - 1 = 50 * RoadHacker was 50 years young when he found this sign. rs42Eval: 15 * 3 - 5 + 2 + 1 - 1 = 42 * the "Answer to Life, the Universe, and Everything"## Update::2009.07.06

MathBabbler spent a couple of nights in Hualapai Mountain Park during mid-June of 2009.

the numbers are: 5 1 2 3 1 15 rsAgeEval: 3 * 15 + 5 + 2 + 1 - 1 = 52 * MathBabbler was 52 years young when he found this equation rsStateEval: 3 * 15 + 5 - 2 + 1 - 1 = 48 * Arizona was the 48th state admitted to the Union and Hualapai Mountain Park is in Arizona rsPhiEval: (1 + sqrt(5)) / (15 / 3 -2 - 1) = Phi * Phi is the golden ratio and it approximates 1.61803399 rsPiEval: (15 + 3! + 1) / (5 + 2 * 1) = Pi * 22/7 approximates Pi (3.14) rounded to nearest hundredthYouTube.com::Park Sign Math Video Clip

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

**Created:** 30 May 2008

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