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 A083506 n-th row of the following triangle contains all distinct numbers that can be obtained as the product of two distinct numbers chosen from 1 to n. (n>1). Sequence contains the triangle read by rows. 0
 2, 2, 3, 6, 2, 3, 4, 6, 8, 12, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 2, 3, 4, 5, 6, 8, 10, 12, 15, 18, 20, 24, 30, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 42, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 2, 3, 4, 5, 6, 7, 8, 9 (list; graph; refs; listen; history; text; internal format)
 OFFSET 2,1 REFERENCES Amarnath Murthy, Generalization of partition function introducing Smarandache Factor Partitions, Smarandache Notions Journal, 1-2-3, Vol. 11, 2000. LINKS EXAMPLE 2 2,3,6 2,3,4,6,8,12 2,3,4,5,6,8,10,12,15,20 2,3,4,5,6,8,10,12,15,16,18,20,24,30 2,3,4,5,6,7,8,10,12,... ... CROSSREFS A027428 gives the row lengths. Sequence in context: A002163 A093422 A297890 * A248164 A210222 A207621 Adjacent sequences:  A083503 A083504 A083505 * A083507 A083508 A083509 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

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Last modified October 23 08:57 EDT 2019. Contains 328345 sequences. (Running on oeis4.)