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Search: id:A079013
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| A079013 |
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a(n)=p is the least prime introducing prime-difference pattern {d, 2d, 4d, 8d}, where d=2n, i.e. {p, p+2n, p+2n+4n, p+2n+4n+8n, p+2n+4n+8n+16n}={p, p+2n, p+6n, p+14n, p+30n} are consecutive primes. |
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4
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| 2237, 1197739, 8052641, 18365693, 151738897, 196061237, 946120169
(list; graph; listen)
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OFFSET
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1,1
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EXAMPLE
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n=4: d=2n=8, d-pattern={8, 16, 32, 64}, a(6)=18365693, first corresponding prime 5-tuplet is {18365693, 18365701, 18365717, 18365729, 18365793}.
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CROSSREFS
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Cf. A079011, A079012.
Sequence in context: A043500 A118116 A053395 this_sequence A038728 A002520 A107529
Adjacent sequences: A079010 A079011 A079012 this_sequence A079014 A079015 A079016
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KEYWORD
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nonn
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AUTHOR
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Labos E. (labos(AT)ana.sote.hu), Jan 21 2003
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