177th Day of Year: 26.06.19

References Inder J. Taneja, Running Expressions with Triangular Numbers - I, Zenodo, December 21, 2019, http://doi.org/10.5281/zenodo.2483327. Inder J. Taneja, Running Expressions: Increasing and Decreasing Orders, https://inderjtaneja.com/2017/05/24/running-expressions-increasing-and-decreasing-orders/ Inder J. Taneja, Fibonacci Sequence and Running Expressions With Equalities-I,  https://inderjtaneja.com/2017/05/24/fibonacci-sequence-and-running-expressions-with-equalities-i/ Inder J. Taneja, Single Digits Representations of Numbers from 1 to 20000, https://inderjtaneja.com/2019/01/01/single-letter-representations-of-numbers-from-1-to-20000/