login
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
OFFSET
1,2
COMMENTS
n-th row contains A001055(n) terms.
First item of each row gives A038547.
EXAMPLE
Table begins:
1,
3,
9,
15,27,
81,
45,243,
729,
105,135,2187,
...
CROSSREFS
KEYWORD
nonn,tabf
AUTHOR
Ray Chandler, Sep 22 2006
STATUS
approved