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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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cube numbers
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sum to infinity
spheres
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sets
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functions
quadrilaterals
dodecagons
money
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regular shapes
consecutive integers
surds
digital products
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tangents
dominos
lines
digits
irreducible numbers
addition
square numbers
coins
unit fractions
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fractions
prime numbers
folding tube maps
consecutive numbers
trigonometry
hexagons
determinants
ellipses
geometry
crossnumbers
number
probabilty
means
people maths
area
cubics
speed
factors
indices
multiplication
perfect numbers
polynomials
products
chalkdust crossnumber
advent
proportion
tiling
time
3d shapes
graphs
numbers grids
volume
averages
routes
colouring
integration
square roots
expansions
factorials
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dice
integers
ave
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