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A211121
One of 17 possible sets of eleven numbers of the form 3^alpha 5^beta 7^gamma whose sum of reciprocals is 1.
0
3, 5, 7, 9, 15, 21, 25, 27, 75, 135, 1575
OFFSET
1,1
LINKS
CROSSREFS
The 17 solutions are given in A201643, A211118-A211132, A211134.
Sequence in context: A211127 A211130 A211118 * A211126 A135553 A380376
KEYWORD
nonn,fini,full
AUTHOR
N. J. A. Sloane, Apr 02 2012
STATUS
approved