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Advent calendar 2016
19 December
All 2016 advent puzzles
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The sum of all the numbers in the eighth row of Pascal's triangle.
Clarification: I am starting the counting of rows from 1, not 0. So (1) is the 1st row, (1 1) is the 2nd row, (1 2 1) is the 3rd row, etc.
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Tags
pentagons
cubics
unit fractions
numbers
division
calculus
pascal's triangle
gerrymandering
grids
doubling
people maths
consecutive numbers
chess
complex numbers
range
integers
consecutive integers
volume
square roots
binary
chalkdust crossnumber
shape
partitions
algebra
hexagons
albgebra
symmetry
rectangles
arrows
crosswords
sequences
multiples
sum to infinity
wordplay
means
integration
area
palindromes
quadratics
polynomials
menace
geometry
cards
irreducible numbers
perimeter
squares
lines
sport
advent
factors
neighbours
colouring
regular shapes
dodecagons
odd numbers
spheres
digital products
cryptic clues
scales
functions
number
time
tournaments
crossnumbers
surds
square grids
graphs
products
perfect numbers
the only crossnumber
geometric means
expansions
powers
probability
floors
books
sums
axes
speed
percentages
matrices
angles
digital clocks
factorials
dominos
averages
money
indices
elections
combinatorics
cube numbers
tiling
square numbers
determinants
tangents
star numbers
folding tube maps
2d shapes
bases
balancing
proportion
parabolas
medians
trigonometry
remainders
quadrilaterals
triangle numbers
logic
decahedra
polygons
multiplication
mean
geometric mean
circles
dice
rugby
dates
planes
chocolate
games
clocks
even numbers
3d shapes
prime numbers
cryptic crossnumbers
digits
fractions
differentiation
routes
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christmas
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addition
shapes
taxicab geometry
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