This warning sign is at the end of Crysal Pier in Pacific Beach, California.

The warning sign says...

+----------------------------------+ | Do Not Eat Mussles, Dark Meat of | | Clams and Scallops From These | | Waters, May 1-Oct. 31. | | | | message repeated in two other | | languages... | +----------------------------------+the numbers are: 1, 31, 1, 31, 1, 5, 31, 10 the math is: (31 + 31) / 31 + 1 + 1 + 1 + 5 = 10 more math: sqrt(5 + 31) / cuberoot(sqrt(31 + 31 + 1 + 1) = sqrt(10 - 1) rsAgeEval: 31 + 31 - (31 - 1) / 5 + 1 - 1 + log(10) = 57 * RoadHacker was 57 years young when he found this sign. rs42Eval: 31 + 31 + 31 - 5 * 10 - 1 - 1 + 1 = 42 rs42Eval: sqrt(31 + 31 + 1 + 1) * sqrt(31 + 5) - sqrt(10 - 1)! = 42 * 42 is the "Answer to Life, the Universe, and Everything" rs37Eval: 31 + 1 + 1 + 1 + 31 / 31 + 10 / 5 = 37 rs37Eval: 31 + 31 + 1 + 1 - 31 - 5 + 10 - 1 = 37 * Whyrs37Eval? 37 Heaven @ http://thirty-seven.org rsStateEval: 31 * (10 - 5 - 1 - 1 - 1 - 31 / 31) = 31 * California was the 31st state admitted to the Union. rsCardinalityEval: sqrt(31 + 31 + 1 + 1) * sqrt(31 + 5) / sqrt(10 - 1)! = 8 rsCardinalityEval: (10 - (31 - (31 / 31)) / 5) * (1 + (1 - 1)!) = 8 * There are eight numbers in this sign. rsPiEval: (31 - 10 + 1) / (1 + 1 + 5 + 31 - 31) = Pi * 22/7 approximates Pi rounded to nearest hundredth (3.14) * 3.1415926535897932384626 rsPhiEval: (1 + sqrt(5)) / ((31 - 31 + 31 - 1) / 10 - 1) = Phi * Phi is the golden ratio and it approximates 1.61803399

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

**Created:** 14 January 2015

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