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A193637
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a(n) = a(n-1)^2 - n^(n+1).
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1
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OFFSET
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0,3
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COMMENTS
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Example of a recursive sequence which produces a table containing two zeros.
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LINKS
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FORMULA
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a(0) = 0, a(n) = a(n-1)^2 - n^(n+1).
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EXAMPLE
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a(2) = -7 because a(1) = -1 and (-1)^2 - 2^(2+1) = -7.
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MATHEMATICA
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RecurrenceTable[{a[n] == a[n - 1]^2 - n^(n + 1), a[0] == 0}, a, {n, 10}]
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PROG
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(PARI) a=0; for(n=0, 10, print1(a=a^2-n^(n+1), ", "));
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CROSSREFS
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KEYWORD
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easy,sign
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AUTHOR
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STATUS
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approved
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