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A116061
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Palindromic primes made of nontrivial runs of identical digits.
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0
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11, 1177711, 7722277, 7733377, 331111133, 772222277, 779999977, 992222299, 995555599, 11006660011, 11117771111, 11119991111, 11155555111, 11188888111, 11442224411, 11447774411, 11663336611, 11668886611
(list; graph; refs; listen; history; internal format)
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