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Search: id:A140466
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A140466 4*A002088. +0
1
0, 4, 8, 16, 24, 40, 48, 72, 88, 112, 128, 168, 184, 232, 256, 288, 320, 384, 408, 480, 512, 560, 600, 688, 720, 800, 848, 920, 968, 1080, 1112, 1232, 1296, 1376, 1440, 1536, 1584, 1728, 1800, 1896, 1960, 2120, 2168, 2336, 2416, 2512, 2600, 2784, 2848, 3016, 3096 (list; graph; listen)
OFFSET

0,2

COMMENT

Number of distinct slopes in an n X n grid.

LINKS

Achim Flammenkamp, Title?

CROSSREFS

Sequence in context: A160740 A046059 A137932 this_sequence A161226 A022560 A003451

Adjacent sequences: A140463 A140464 A140465 this_sequence A140467 A140468 A140469

KEYWORD

nonn

AUTHOR

Ed Pegg Jr (ed(AT)mathpuzzle.com), Jun 29 2008

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.


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