21st Day, 21st Year and 21st Century: Upside-Down Semi-Magic Squares of Order 21 With Digits 2 and 1 January 21, 2021 • 0

Bordered Magic Squares of Orders 13 and 19 With Sums 1729 – Special on Ramanujan’s Day 22.12 December 22, 2020 • 0

Special On Ramanujan’s Day – 22.12: Bordered Magic Square of Order 7 with Ramanujan’s Number 1729 December 22, 2020 • 0

10 Sequential Palindromic Days: September, 19 – Magic Squares of Orders 3 and 4 September 22, 2019 • 0