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Search: id:A065994
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A065994 a(n) = prime(prime(n) - n), prime = A000040. +0
1
2, 2, 3, 5, 13, 17, 29, 31, 43, 67, 71, 97, 107, 109, 131, 157, 181, 191, 223, 233, 239, 269, 281, 313, 359, 379, 383, 401, 409, 431, 503, 523, 569, 571, 619, 631, 659, 691, 719, 751, 787, 797, 857, 859, 881, 883, 971, 1039, 1061, 1063, 1091, 1117, 1123 (list; graph; listen)
OFFSET

1,1

LINKS

Harry J. Smith, Table of n, a(n) for n=1,...,1000

FORMULA

a(n) = A000040(A014689(n)). - Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Aug 06 2003

PROGRAM

(PARI) { for (n=1, 1000, a=prime(prime(n) - n); write("b065994.txt", n, " ", a) ) } [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), Nov 06 2009]

CROSSREFS

Sequence in context: A089541 A065843 A111264 this_sequence A152446 A055937 A090255

Adjacent sequences: A065991 A065992 A065993 this_sequence A065995 A065996 A065997

KEYWORD

nonn,new

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Dec 10 2001

page 1

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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.


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