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A187678 The smallest integer for which the number of divisors is the n-th nonprime. 1
1, 6, 12, 24, 36, 48, 60, 192, 144, 120, 180, 240, 576, 3072, 360, 1296, 12288, 900, 960, 720, 840, 9216, 196608, 5184, 1260, 786432, 36864, 1680, 2880, 15360, 3600, 12582912, 2520, 46656, 6480, 589824, 61440, 6300, 82944, 6720, 2359296, 805306368, 5040, 3221225472, 14400, 7560 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
FORMULA
a(n)=A005179(A018252(n)).
CROSSREFS
Sequence in context: A277336 A140522 A065218 * A124509 A319127 A367099
KEYWORD
nonn
AUTHOR
STATUS
approved

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Last modified July 17 05:50 EDT 2024. Contains 374360 sequences. (Running on oeis4.)