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Search: id:A158332
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| A158332 |
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Greaters p2 of twin primes with even sums of digits of p1 and p2. |
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+0
1
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| 13, 19, 73, 103, 109, 349, 433, 523, 619, 859, 1063, 1153, 1429, 1483, 1489, 1609, 1669, 1933, 1999, 2143, 2239, 2383, 2659, 3373, 3463, 3469, 3559, 3823, 3919, 4093, 4129, 4219, 4273, 4549, 4639, 4723, 4789, 4969, 5023, 5443, 5869, 6301, 6703, 6763
(list; graph; listen)
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OFFSET
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1,1
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EXAMPLE
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If p1=11(1+1=2=even) and p2=13(1+3=4=even), then 13=a(1). If p1=1711+7=8=even) and p2=19(1+9=10=even), then 19=a(2). If p1=101(1+0+1=2=even) and p2=103(1+0+3=4=even), then 103=a(3), etc.
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CROSSREFS
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Cf. A006512.
Sequence in context: A156940 A109504 A122042 this_sequence A090258 A153266 A166664
Adjacent sequences: A158329 A158330 A158331 this_sequence A158333 A158334 A158335
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KEYWORD
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nonn
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AUTHOR
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Juri-Stepan Gerasimov (2stepan(AT)rambler.ru), Mar 16 2009
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EXTENSIONS
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Added 73, 1483, 2383 etc - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Oct 22 2009
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