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A082719
Plateau and depression primes of the form 8*(10^a(n)-1)/9+(10^[ a(n)-1 ]+1) or (89*10^[ a(n)-1 ]+1)/9.
+0
3
7, 73, 97, 115, 205, 985, 1227, 4795, 20721
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Maintained by
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Last modified December 11 12:57 EST 2009. Contains 170656 sequences.
AT&T Labs Research
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