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A109800
Numbers n such that 55*10^n + 1 is prime.
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1
2, 3, 7, 9, 33, 61, 93, 112, 284, 615, 1293, 2558, 2925, 5961, 6454, 7960, 17521
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Last modified December 19 12:50 EST 2009. Contains 171053 sequences.
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