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Advent calendar 2016
22 December
All 2016 advent puzzles
~
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Today's number is a palindrome. Today's number is also the number of palindromes between 111 and 11111 (including 111 and 11111).
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191
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Most recent collections
Advent calendar 2024
Advent calendar 2023
Advent calendar 2022
Advent calendar 2021
List of all puzzles
Tags
unit fractions
tangents
number
decahedra
taxicab geometry
differentiation
cubics
numbers
tiling
square roots
perfect numbers
geometry
even numbers
albgebra
christmas
dominos
clocks
3d shapes
square numbers
multiples
polygons
division
advent
dice
cards
digital clocks
sequences
digital products
tournaments
sums
ave
balancing
the only crossnumber
determinants
geometric mean
chalkdust crossnumber
irreducible numbers
symmetry
percentages
trigonometry
triangle numbers
geometric means
parabolas
calculus
pentagons
graphs
indices
quadratics
consecutive numbers
chocolate
square grids
axes
factorials
speed
averages
squares
hexagons
regular shapes
cryptic crossnumbers
multiplication
grids
money
ellipses
addition
rugby
factors
remainders
palindromes
digits
circles
perimeter
matrices
cube numbers
doubling
dodecagons
logic
combinatorics
scales
elections
lines
arrows
planes
wordplay
polynomials
angles
coordinates
medians
complex numbers
prime numbers
shape
pascal's triangle
shapes
sets
star numbers
volume
means
floors
odd numbers
numbers grids
range
folding tube maps
people maths
fractions
binary
spheres
2d shapes
median
probabilty
proportion
probability
mean
integration
quadrilaterals
surds
crossnumbers
games
rectangles
crosswords
sport
coins
powers
gerrymandering
partitions
products
integers
time
algebra
dates
functions
sum to infinity
colouring
chess
books
area
bases
consecutive integers
routes
expansions
triangles
cryptic clues
neighbours
menace
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