mscroggs.co.uk
mscroggs.co.uk

subscribe

Advent calendar 2016

19 December

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.

Archive

Show me a random puzzle
 Most recent collections 

Advent calendar 2025

Advent calendar 2024

Advent calendar 2023

Advent calendar 2022


List of all puzzles

Tags

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

Archive

Show me a random puzzle
▼ show ▼
© Matthew Scroggs 2012–2026