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Search: id:A155776
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| A155776 |
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Indices j in A000040 such that j is even and the distinct digits of the multidigit prime A000040(j) are in increasing order. |
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+0
1
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| 6, 8, 10, 12, 22, 24, 34, 52, 70, 72, 88, 92, 104, 204, 232, 278, 348, 350, 364, 376, 486, 644, 1478, 1504, 1830, 2622, 2646, 3694, 3704, 11602, 11706, 12560, 20884, 21698, 29630, 96140, 809912
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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The subset of even numbers of A155763 larger than 5. [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Feb 06 2009]
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EXAMPLE
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If n=6=even and prime(6)=13, then 1<3 and 6=a(1). If n=8=even and prime(8)=19, then 1<9 and 8=a(2). If n=10=even and prime(10)=29, then 2<9 and 10=a(3), etc.
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CROSSREFS
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Gf. A000040, A005843, A155079.
Sequence in context: A092121 A005525 A023385 this_sequence A153032 A086822 A048943
Adjacent sequences: A155773 A155774 A155775 this_sequence A155777 A155778 A155779
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KEYWORD
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fini,nonn,base,full
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AUTHOR
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Juri-Stepan Gerasimov (2stepan(AT)rambler.ru), Jan 27 2009
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EXTENSIONS
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Corrected with better definition by Omar E. Pol (info(AT)polprimos.com), Jan 31 2009
All remaining terms from R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Feb 06 2009
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