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Search: id:A128305
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| A128305 |
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a(n) = smallest m such that g(m) is divisible by prime(n), where g is Landau's function A000793. |
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+0
3
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| 2, 3, 8, 14, 27, 32, 57, 62, 93, 118, 128, 178, 213, 215, 297, 346, 399, 429, 519, 510, 586, 687, 780
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OFFSET
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1,1
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EXAMPLE
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g(k) for k < 14 is not divisible by prime(4) = 7; g(14) = 84 = 7*12. Hence a(4) = 14.
g(k) for k < 32 is not divisible by prime(6) = 13; g(32) = 5460 = 13*420. Hence a(6) = 32.
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CROSSREFS
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Cf. A000793.
Sequence in context: A145929 A153865 A022951 this_sequence A129700 A049344 A080877
Adjacent sequences: A128302 A128303 A128304 this_sequence A128306 A128307 A128308
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KEYWORD
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nonn,more
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AUTHOR
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Anthony C Robin (anthony_robin(AT)hotmail.com), May 04 2007
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EXTENSIONS
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Edited, a(6) inserted and a(12) to a(23) added by Klaus Brockhaus (klaus-brockhaus(AT)t-online.de), May 07 2007
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