169th Day of Year: 17.06.20 – Upside-Down Magic and Bimagic Squares With Digits 1, 6 and 9

References:

1. Inder J. Taneja, Palindromic, Patterned Magic Sums, Composite, and Colored Patterns in Magic Squares. Zenodo, February 2, 2019, pp. 1-99, http://doi.org/10.5281/zenodo.2555741.
2. Inder J. Taneja, All Digits Flexible Power Representations of Natural Numbers From 11112 to 30000, Zenodo, January 14, 2019, pp. 1-140, http://doi.org/10.5281/zenodo.2539203
3. Inder J. Taneja, Permutable Power Minimum Length Representations of Natural Numbers from 0 to 20000, Zenodo, January, 30, 2019, pp. 1-288, \http://doi.org/10.5281/zenodo.2553326.
4. Inder J, Taneja, Crazy Representations of Numbers – The 10958 Problem, https://inderjtaneja.com/2018/11/16/crazy-representations-of-natural-numbers-the-10958-problem/
5.  Inder J. Taneja, Factorial-Type Numerical Calendar, Zenodo, March 24, 2020, pp. 1-33, http://doi.org/10.5281/zenodo.3726335