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A036329
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Composite numbers n such that juxtaposition of prime factors of n has length 5.
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1
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32, 48, 72, 80, 88, 104, 108, 112, 120, 132, 136, 152, 156, 162, 168, 180, 184, 198, 200, 204, 220, 228, 232, 234, 242, 243, 248, 252, 260, 270, 276, 280, 286, 296, 297, 300, 306, 308, 328, 330, 338, 340, 342, 344, 348, 351, 363, 364, 372, 374, 376, 378
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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COMMENTS
| The last term of this sequence is a(10077) = 96709.
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LINKS
| Nathaniel Johnston, Table of n, a(n) for n = 1..10077 (full sequence)
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MAPLE
| isA036329 := proc(n) local d: d:=ifactors(n)[2]: return `if`(not isprime(n) and add(length(d[j][1])*d[j][2], j=1..nops(d))=5, n, NULL): end: l:=[seq(isA036329(n), n=2..378)]; # Nathaniel Johnston, Jun 22 2011
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CROSSREFS
| Cf. A036326-A036334.
Sequence in context: A114447 A090052 A163285 * A014614 A046371 A175162
Adjacent sequences: A036326 A036327 A036328 * A036330 A036331 A036332
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KEYWORD
| nonn,base,fini,easy
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AUTHOR
| Patrick De Geest (pdg(AT)worldofnumbers.com), Dec 15 1998.
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