Advent calendar 2015

11 December

This year, I was involved in starting Chalkdust Magazine. One of my roles for the magazine has been writing the £100 crossnumber puzzle.
What is the answer to 35 across in the first issue's crossnumber?

35A. The smallest number which is one more than triple its reverse. (3)


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


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