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A062299 a(n) = floor(cot(Pi/(n+1))). 3
0, 0, 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4, 5, 5, 5, 5, 6, 6, 6, 7, 7, 7, 8, 8, 8, 9, 9, 9, 10, 10, 10, 11, 11, 11, 12, 12, 12, 13, 13, 13, 13, 14, 14, 14, 15, 15, 15, 16, 16, 16, 17, 17, 17, 18, 18, 18, 19, 19, 19, 20, 20, 20, 20, 21, 21, 21, 22, 22, 22, 23, 23, 23, 24, 24, 24, 25, 25 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,6
LINKS
EXAMPLE
a(999) = 318 as cot(Pi/1000) = 318.308838985550445921686695436921...
PROG
(PARI) v=[]; for(n=1, 200, v=concat(v, floor(cotan(Pi/(n+1))))); v
(PARI) { default(realprecision, 50); for (n=1, 1000, write("b062299.txt", n, " ", floor(cotan(Pi/(n+1)))) ) } \\ Harry J. Smith, Aug 04 2009
CROSSREFS
Sequence in context: A209356 A099741 A047743 * A157685 A220658 A127757
KEYWORD
nonn
AUTHOR
Amarnath Murthy, Jun 19 2001
EXTENSIONS
More terms from Jason Earls, Jun 21 2001
Corrected by T. D. Noe, Nov 01 2006
STATUS
approved

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Last modified March 28 13:19 EDT 2024. Contains 371254 sequences. (Running on oeis4.)