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A122819 Array read by rows in which the n-th row contains smallest odd numbers in increasing order of all possible prime signatures with n divisors. 5
1, 3, 9, 15, 27, 81, 45, 243, 729, 105, 135, 2187, 225, 6561, 405, 19683, 59049, 315, 675, 1215, 177147, 531441, 3645, 1594323, 2025, 4782969, 945, 1155, 3375, 10935, 14348907, 43046721, 1575, 6075, 32805, 129140163, 387420489, 2835, 10125, 98415 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

n-th row contains A001055(n) terms.

First item of each row gives A038547.

LINKS

Table of n, a(n) for n=1..40.

EXAMPLE

Table begins:

1,

3,

9,

15,27,

81,

45,243,

729,

105,135,2187,

...

CROSSREFS

Cf. A001055, A038547, A077569.

Sequence in context: A131822 A131801 A280963 * A056287 A099409 A002127

Adjacent sequences:  A122816 A122817 A122818 * A122820 A122821 A122822

KEYWORD

nonn,tabf

AUTHOR

Ray Chandler, Sep 22 2006

STATUS

approved

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Last modified July 23 14:56 EDT 2017. Contains 289688 sequences.