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Search: id:A088256
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| A088256 |
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Primorials which are sandwiched between twin prime pairs. |
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+0
4
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OFFSET
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0,1
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COMMENT
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Conjecture: sequence is finite.
No more terms in the first 300 primorials. - David Wasserman (wasserma(AT)spawar.navy.mil), Jul 25 2005
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EXAMPLE
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210 = primorial (4) is not a member as 209 is composite.
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CROSSREFS
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Cf. A088257.
Sequence in context: A075591 A130075 A066388 this_sequence A136349 A119411 A036285
Adjacent sequences: A088253 A088254 A088255 this_sequence A088257 A088258 A088259
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KEYWORD
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more,nonn,bref
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AUTHOR
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Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Sep 27 2003
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EXTENSIONS
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Corrected by Ray Chandler (rayjchandler(AT)sbcglobal.net), Sep 28 2003
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