[2,23,37,47,53,67,83,89,113,127,131,157,167,211,
233,251,257,263,293,307,317,337,353,359,379,389,
401,409,443,449,467,479,487,491,499,503,509,541,
557,563,577,587,631,647,653,677,683,701,719,743,
751,761,769,787,797,839,863,877,887,911,919,937,
941,947,953,971,977,983,991]
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