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Search: id:A071373
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| A071373 |
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Least number X such that the numbers from X to X+n-1 are, in some order, 1 * a prime, 2 * a prime, ..., n * a prime. |
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8
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| 2, 3, 4, 7, 211, 18362, 2914913, 10780552, 1829413731, 1676641682, 21487725800101, 22755817971366481
(list; graph; listen)
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OFFSET
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1,1
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EXAMPLE
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a(7)=2914913 because 2914913=1*2914913, 2914914=6*485819, 2914915=5*582983, 2914916=4*728729, 2914917=3*971639, 2914918=2*1457459, and 2914919=7*416417. The left factors are the integers 1 to 7; and the right factors are primes.
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CROSSREFS
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Cf. A071367 - A071373.
Adjacent sequences: A071370 A071371 A071372 this_sequence A071374 A071375 A071376
Sequence in context: A070527 A127074 A109617 this_sequence A138773 A132989 A114881
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KEYWORD
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nonn
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AUTHOR
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Don Reble (djr(AT)nk.ca), May 21 2002
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