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11, 13,31, 17, 71. 19, 91, 37,73, 79,97, 101, 103,301, 107, 701, 109,901, 113,311, 117,711, 119,911, 127,721, 131, 133, 331, 137, 731, 141,

143,341, 147, 741, 149, 941, 151, 157. 751, 161, 163,361, 167,761, 169,961, 171, 173,371, 177, 771, 179,971, 181, 183, 381, 187, 781, 191

193,391, 197.791 199, 991

It appears that all primes reverse to forma aprime UNLESS th 1st digit of the prime is even. EX --- 41 is prime but 14 is not

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12y ago

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