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A109749
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Numbers n such that 88 * 10^n + 1 is prime.
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0
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1, 3, 4, 7, 18, 30, 82, 99, 105, 106, 147, 334, 1092, 1221, 3705, 5524, 30355
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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COMMENTS
| All terms have been certified. Primality proof for the largest: PFGW Version 20041001.Win_Stable (v1.2 RC1b) [FFT v23.8] Primality testing 88*10^30355+1 [N-1, Brillhart-Lehmer-Selfridge] Running N-1 test using base 3 Calling Brillhart-Lehmer-Selfridge with factored part 69.89% 88*10^30355+1 is prime! (491.3713s+0.8690s)
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CROSSREFS
| Cf. A056804, A056797.
Sequence in context: A042375 A153067 A041593 * A041497 A042227 A117789
Adjacent sequences: A109746 A109747 A109748 * A109750 A109751 A109752
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KEYWORD
| more,nonn
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AUTHOR
| Jason Earls (zevi_35711(AT)yahoo.com), Aug 11 2005
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