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


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