Lexicographically earliest subset of {0,1,...,13^2+13} that does not contain a nontrivial solution to 2a+b=2c+d (mod 13^2+13+1). Up to affine transformations, it is the unique such set with 11 elements.

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%S 0,1,4,5,16,17,132,143,144,147,148

%N Lexicographically earliest subset of {0,1,...,13^2+13} that does not contain a nontrivial solution to 2a+b=2c+d (mod 13^2+13+1). Up to affine transformations, it is the unique such set with 11 elements.