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A000319 a(n)=[ b(n) ], where b(n)=tan(b(n-1)), b(0)=1. +0
3
1, 1, 74, -1, -2, -3, 0, 1, 30, -2, -2, 29, 1, 4, -6, 0, 1, 2, -1, -1, -1, -1, -2, -9, 0, 0, 1, 2, -2, -35, -1, -1, -1, -1, -1, -1, -1, -2, -3, 0, 0, 1, 5, -2, -2, 3, 1, 1, -4, -1, -1, -1, -1, -1, -1, -1, -1, -2, -3, 1, 2, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -2, -3, 0, 1, 2, -1, -2, -21, -7, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 (list; graph; listen)
OFFSET

0,3

COMMENT

Using 3000-digit precision, interval arithmetic provides an efficient method of computing over 2000000 terms of this sequence. The iteration is stopped when an interval contains an integer. So far, no term equals 319. - T. D. Noe, Mar 07 2008

LINKS

T. D. Noe, Table of n, a(n) for n=0..10000

CROSSREFS

Adjacent sequences: A000316 A000317 A000318 this_sequence A000320 A000321 A000322

Sequence in context: A091757 A070531 A076848 this_sequence A033394 A114969 A104421

KEYWORD

sign

AUTHOR

njas

page 1

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Last modified May 13 01:46 EDT 2008. Contains 139661 sequences.


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