This sleeper car sign was on an Amtrak Southwest Chief.

The sleeper car sign says...

+----------------+ | <- Stairs | | Up Rooms A-E | | Rooms 1-10 | | Rooms 11-15 | | -> Restrooms | +----------------+the numbers are: 1 10 11 15 --- equations found while on the train --- the math is: 1 + log(10) = sqrt(15 - 11) more math: sqrt((15 - 10)! + 1) = 11 rsCardinalityEval: 1 * (15 - 10_{11}) = 4 * There are four numbers in this sleep car sign. rs37Eval: 1 + 10 + 11 + 15 = 37 * Whyrs37Eval? 37 Heaven @ http://thirty-seven.org off-by-one rs42Eval: (15 - 11) * 10 + 1 = 42-1 off-by-one rs42Eval: sqrt(15_{11}) * 10 + 1 = 42-1 off-by-one rs42Eval: sqrt(11_{15}) * 10 + 1 = 42-1 * 42 is the "Answer to Life, the Universe, and Everything" --- equations found after getting off the train --- off-by-one rsAgeEval: summation(1, 11) - 10 + 1 = 58-1 * MathBabbler was 58 years young when he found this sleeper car sign. * summation(1, 11) = 1+2+3+4+5+6+7+8+9+10+11 = 66 * 66 - 10 + 1 = 58-1This sign was on a train that passed through the states of Arizona (48), New Mexico (47), Colorado (38), Kansas (34), Missouri (24), and Illinois (21). The BARS is going to be updated to include

rsStateEvals.

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

**Created:** 12 January 2016

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