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A061565
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Floor[product{k=1 to n}[k^(1/k)]].
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1
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1, 1, 2, 2, 3, 5, 7, 9, 11, 14, 18, 22, 27, 33, 39, 47, 55, 65, 76, 89, 102, 118, 135, 154, 176, 199, 225, 254, 285, 319, 357, 398, 442, 491, 543, 600, 661, 728, 800, 877, 960, 1050, 1146, 1249, 1359, 1477, 1603, 1738, 1881, 2034, 2197, 2371, 2555, 2751, 2959
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,3
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LINKS
| Harry J. Smith, Table of n, a(n) for n=1,...,500
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PROG
| (PARI) { default(realprecision, 100); for (n=1, 500, write("b061565.txt", n, " ", floor(prod(k=1, n, k^(1/k)))) ) } [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), Jul 24 2009]
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CROSSREFS
| Sequence in context: A133393 A126881 A125505 * A077075 A190660 A180158
Adjacent sequences: A061562 A061563 A061564 * A061566 A061567 A061568
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KEYWORD
| easy,nonn
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AUTHOR
| Leroy Quet May 18 2001
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