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