MathsJam 2016: Letterwise Magic Squares
2,018This is my five-minute talk from the MathsJam Conference 2016.
There are monthly Mathsjams as well all around the world, check them out here: http://mathsjam.com/
The seven-colour mug is on Maths Gear: https://mathsgear.co.uk/products/7-colour-torus-mug
All seven Letterwise Magic Squares which I found are below, please do let me know if you find any more!
Two which sum to 45 and have 21 letters in every direction:
8 19 18
25 15 5
12 11 22
5 22 18
28 15 2
12 8 25
(this is the one with unique letter lengths)
Two which sum to 162 and 165 with 27 letters:
44 61 57
67 54 41
51 47 64
45 62 58
68 55 42
52 48 65
Three which sum to 135 with 27 letters:
42 72 21
24 45 66
69 18 48
18 69 48
75 45 15
42 21 72
15 72 48
78 45 12
42 18 75
CORRECTIONS: None yet! Let me know if you spot anything.
Music by Howard Carter
Design by Simon Wright
MATT PARKER: Stand-up Mathematician
Website: http://standupmaths.com/
Maths book: http://makeanddo4D.com/
Nerdy maths toys: http://mathsgear.co.uk/