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A119533
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a(n+1) = prime(1+a(n)), starting with a(0) = 0.
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1
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0, 2, 5, 13, 43, 193, 1181, 9547, 99523, 1292831, 20374363, 380964631, 8300770763, 207647281343, 5890165284053, 187490458428149
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OFFSET
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0,2
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LINKS
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FORMULA
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a(0) = 0; a(n+1) = prime(1+a(n)) = A000040(1+a(n)).
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EXAMPLE
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a(1) = prime(1+a(0)) = prime(1+0) = prime(1) = 2.
a(2) = prime(1+a(1)) = prime(1+2) = prime(3) = 5.
a(3) = prime(1+a(2)) = prime(1+5) = prime(6) = 13.
a(4) = prime(1+a(3)) = prime(1+13) = prime(14) = 43.
a(5) = prime(1+a(4)) = prime(1+43) = prime(44) = 193.
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MATHEMATICA
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CROSSREFS
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KEYWORD
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easy,nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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