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Stuck at 176, any hints?
golf=lambda a:[x for x in range(a+1,7**6)if(~-2**x%x<2)*\`x\`[::-1]==\`x\`][0]
Created: Nov. 12, 2015, 4:23 p.m.
Updated: Nov. 13, 2015, 10:31 a.m.
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hezhe88