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Search: id:A135371
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| A135371 |
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Prime[3^(n + 1)] - Prime[3^n]. |
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+0
1
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| 3, 18, 80, 316, 1124, 3976, 13770, 46398, 155174, 512700, 1679218, 5454768, 17617664, 56578816, 180896064, 576041630, 1827788446, 5781493590, 18236550884, 57379347420, 180130119286, 564319058202, 1764618506934
(list; graph; listen)
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OFFSET
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0,1
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EXAMPLE
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Prime[n] is the n-th prime:
a(0)=3 because we can write Prime[3^1]-Prime[3^0]=Prime[3]-Prime[1]=5-2=3
a(1)=18 because we can write Prime[3^2]-Prime[3^1]=Prime[9]-Prime[3]=23-5=18
a(2)=80 because we can write Prime[3^3]-Prime[3^2]=Prime[27]-Prime[9]=103-23=80
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MATHEMATICA
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Table[Prime[3^(n + 1)] - Prime[3^n], {n, 0, 26}]
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CROSSREFS
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Sequence in context: A043008 A056319 A056310 this_sequence A086346 A036290 A078904
Adjacent sequences: A135368 A135369 A135370 this_sequence A135372 A135373 A135374
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KEYWORD
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nonn
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AUTHOR
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Marvin Ray Burns (bmmmburns(AT)sbcglobal.net), Dec 09 2007
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