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Search: id:A139078
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| A139078 |
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Let M(n) = maximal value of (n/k)^k over all k = 1, 2, ...; a(n) = ceiling(M(n)). |
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5
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| 1, 2, 3, 4, 7, 9, 13, 19, 27, 40, 58, 81, 119, 173, 245, 360, 518, 744, 1086, 1555, 2255, 3271, 4668, 6819, 9847, 14117, 20590, 29620, 42763, 62089, 89056, 129308, 187065, 267894, 390500, 563209, 811021, 1178089, 1694775, 2452060, 3551314, 5097656, 7405862, 10698506
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OFFSET
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1,2
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EXAMPLE
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The sequence of M(n)'s begins 1, 2, 3, 4, 6.2500000000000000000, 9, 12.703703703703703703..., 18.962962962962962963..., 27, 39.062500000000000000, 57.191406250000000000, 81, 118.81376000000000000, 172.10368000000000000, 244.14062500000000000, ...
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CROSSREFS
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Suggested by A000792. Cf. A139050, A139051, A139076, A139077.
Adjacent sequences: A139075 A139076 A139077 this_sequence A139079 A139080 A139081
Sequence in context: A051061 A005576 A129373 this_sequence A065046 A049709 A108950
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KEYWORD
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nonn
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AUTHOR
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njas, Jun 03 2008
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