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


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