Double Palindromic Day: 8.10.18 or 8.10.2018

Three Special Days of September

6-9-Day – September 6: Palindromic Upside-Down Magic Square of Order 8 With 6-9

6-9-Day – September 6: Palindromic Upside-Down Magic Square of Order 4 With 6-9

6-9-Day – September 6: Magic Square of Order 4 with 6-9

6-9-Day: September 6