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A065994
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a(n) = prime(prime(n) - n).
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1
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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
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OFFSET
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1,1
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COMMENTS
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LINKS
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FORMULA
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MAPLE
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MATHEMATICA
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PROG
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(PARI) { for (n=1, 1000, a=prime(prime(n) - n); write("b065994.txt", n, " ", a) ) } \\ Harry J. Smith, Nov 06 2009
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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