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A147779
Squarefree positive integers of the form u*v*(u^2-v^2) for some integer u,v.
2
6, 30, 210, 330, 546, 2310, 2730, 3570, 4290, 5610, 6090, 6630, 7854, 8970, 9690, 10374, 10626, 13566, 18354, 19866, 22134, 25806, 26970, 39270, 43890, 51330, 51414, 52026, 54834, 56730, 59334, 66990, 68034, 71610, 72930, 74046, 75174
OFFSET
1,1
FORMULA
Squarefree terms of A147778. Squarefree terms of A073120. Squarefree terms of A009112.
Terms of A006991 (primitive congruent numbers) corresponding to right triangles with integer sides.
CROSSREFS
KEYWORD
nonn
AUTHOR
Max Alekseyev, Nov 12 2008
STATUS
approved