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A152047 Largest divisor of A002182(n) <= sqrt(A002182(n)) 1
1, 1, 2, 2, 3, 4, 6, 6, 6, 10, 12, 15, 18, 24, 28, 35, 40, 45, 70, 84, 96, 120, 140, 150, 165, 210, 224, 231, 280, 330, 396, 462, 525, 560, 693, 720, 792, 840, 1001, 1170, 1456, 1680, 1872, 2079, 2520, 2640, 2912, 3276, 3744, 4158, 4620, 5670, 6006, 6552, 7800 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,3
COMMENTS
a(n) = A002182(n) / A152048(n). [From Klaus Brockhaus, Nov 27 2008]
LINKS
EXAMPLE
a(9) = 6 because 60 is the ninth highly composite number and the largest divisor of 60 <= sqrt(60) is 6. (Although 7 <= sqrt(60), 7 is not a divisor of 60 and so it cannot qualify.)
CROSSREFS
Cf. A002182, A152048. [From Klaus Brockhaus, Nov 27 2008]
Sequence in context: A288777 A343503 A087724 * A289341 A263096 A246778
KEYWORD
nonn
AUTHOR
J. Lowell, Nov 21 2008
EXTENSIONS
Extended beyond a(9) by Klaus Brockhaus, Nov 27 2008
STATUS
approved

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Last modified March 28 12:26 EDT 2024. Contains 371254 sequences. (Running on oeis4.)