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A171504
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a(n) = n-th nonprime + n.
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1
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2, 6, 9, 12, 14, 16, 19, 22, 24, 26, 29, 32, 34, 36, 39, 41, 43, 45, 47, 50, 53, 55, 57, 59, 61, 64, 66, 68, 71, 74, 76, 78, 81, 83, 85, 87, 89, 92, 94, 96, 98, 100, 103, 106, 108, 110, 112, 114, 117, 119
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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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EXAMPLE
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For n=3: 3rd nonprime is 6, 6 + 3 = 9.
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PROG
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(PARI) lista(nn) = {vn = vector(nn, n, n); vp = select(x->(! isprime(x)), vn); for (n=1, #vp, print1(vp[n] + n, ", ")); } \\ Michel Marcus, Feb 02 2015
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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