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Search: id:A088264
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| A088264 |
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Smallest number k > 0 such that prefixing k to the n-th quadruple in the set {(1,3,7,9), (11,13,17,19), (21,23,27,29),...} yields all primes. |
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+0
1
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| 1, 189, 8, 94, 156, 32, 34, 18, 14, 1, 1653, 101, 2764, 99, 326, 715, 144, 1322, 4300, 768, 122, 67, 72, 500, 427, 3, 77, 22, 285, 119, 25, 294, 632, 55, 51, 3974, 217, 1230, 1022, 346, 1461, 260, 19, 9, 536, 463, 3, 299, 1, 69, 539, 1285, 1833, 116, 397, 3951
(list; graph; listen)
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OFFSET
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1,2
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EXAMPLE
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a(2) = 189 as 189 is the smallest number such that 18911, 18913, 18917 and 18919 are all prime.
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CROSSREFS
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Cf. A007530.
Sequence in context: A089273 A035832 A065612 this_sequence A068557 A102763 A031901
Adjacent sequences: A088261 A088262 A088263 this_sequence A088265 A088266 A088267
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KEYWORD
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base,nonn
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AUTHOR
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Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Sep 28 2003
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EXTENSIONS
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Corrected and extended by Ray G. Opao (1260(AT)email.com), Mar 23 2005
More terms from David Wasserman (wasserma(AT)spawar.navy.mil), Jul 27 2005
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