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Search: id:A127604
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| A127604 |
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Integer part of 7-th root of product of first n primes. |
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+0
5
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| 1, 1, 1, 2, 3, 4, 6, 9, 15, 25, 41, 68, 117, 200, 347, 613, 1097, 1975, 3601, 6621, 12221, 22814, 42891, 81443, 156560, 302701, 586897, 1144127, 2236326, 4393717, 8777595, 17613387, 35570395, 71983616, 147125801, 301280666, 620399178, 1284393250
(list; graph; listen)
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OFFSET
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1,4
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MATHEMATICA
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a = {}; Do[b = 1; Do[b = b Prime[x], {x, 1, n}]; AppendTo[a, Floor[b^(1/7)]], {n, 1, 50}]; a (*Artur Jasinski*)
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CROSSREFS
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Cf. A002110, A060797, A127600, A127601, A127602, A127603, A127604, A127605.
Sequence in context: A081237 A022159 A022161 this_sequence A103481 A081419 A108858
Adjacent sequences: A127601 A127602 A127603 this_sequence A127605 A127606 A127607
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KEYWORD
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nonn
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AUTHOR
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Artur Jasinski (grafix(AT)csl.pl), Jan 19 2007
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