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Search: id:A064811
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| A064811 |
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Sum[binomial[Prime[n],k],{k,1,n}]. |
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+0
1
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| 2, 6, 25, 98, 1023, 4095, 41225, 169765, 1698159, 36519555, 160645503, 3231947595, 30273024983, 138712176295, 1310535994367, 24708300742602, 445940506273291, 2153773851389587, 38488228121936551, 357912185755244035
(list; graph; listen)
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OFFSET
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1,1
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LINKS
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Harry J. Smith, Table of n, a(n) for n=1,...,100
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PROGRAM
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(PARI) { for (n=1, 100, p=prime(n); a=sum(k=1, n, binomial(p, k)); write("b064811.txt", n, " ", a) ) } [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), Sep 26 2009]
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CROSSREFS
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Sequence in context: A027104 A019048 A028302 this_sequence A074418 A003454 A014277
Adjacent sequences: A064808 A064809 A064810 this_sequence A064812 A064813 A064814
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KEYWORD
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nonn
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AUTHOR
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Santi Spadaro (spados(AT)katamail.com), Oct 22 2001
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