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A083507
n-th row of the following triangle contains all distinct numbers that can be obtained as the product of three distinct numbers chosen from 1 to n (for n>2). Sequence contains the triangle read by rows.
1
6, 6, 8, 12, 24, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 6, 8, 10, 12, 15, 18, 20, 24, 30, 36, 40, 48, 60, 72, 90, 120, 6, 8, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 48, 56, 60, 70, 72, 84, 90, 105, 120, 126, 140, 168, 210, 6, 8, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28
OFFSET
3,1
REFERENCES
Amarnath Murthy, Generalization of partition function introducing Smarandache Factor Partitions, Smarandache Notions Journal, 1-2-3, Vol. 11, 2000.
EXAMPLE
6
6,8,12,24
6,8,10,12,15,20,24,30,40,60
6,8,10,12,15,18,20,24,30,36,40,48,60,72,90
...
CROSSREFS
Numbers of terms in rows are given by A027430.
Sequence in context: A315830 A183042 A351516 * A157320 A200616 A019851
KEYWORD
nonn,tabf
AUTHOR
Amarnath Murthy and Meenakshi Srikanth (menakan_s(AT)yahoo.com), May 05 2003
EXTENSIONS
More terms from David Wasserman, Nov 18 2004
STATUS
approved