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A093728 Decimal expansion of 2E(2i sqrt(2)), where E(k) is the complete elliptic integral of the 2nd kind. +0
1
6, 6, 8, 2, 4, 4, 6, 6, 1, 0, 2, 7, 7, 6, 2, 9, 1, 1, 5, 0, 6, 4, 7, 5, 1, 1, 6, 2, 5, 3, 0, 0, 9, 8, 1, 1, 9, 7, 0, 0, 4, 9, 1, 3, 3, 6, 1, 9, 4, 5, 8, 8, 5, 5, 1, 6, 4, 6, 4, 8, 0, 1, 9, 8, 2, 4, 6, 2, 9, 2, 7, 0, 9, 5, 2, 3, 2, 8, 4, 8, 0, 4, 0, 1, 2, 9, 5, 5, 3, 2, 4, 0, 5, 8, 1, 9, 9, 1, 0, 6, 4, 5 (list; cons; graph; listen)
OFFSET

1,1

COMMENT

Arc length of the trifolium r = a Cos[3theta].

LINKS

Eric Weisstein's World of Mathematics, Trifolium

EXAMPLE

6.68244661...

CROSSREFS

Sequence in context: A070058 A152485 A049005 this_sequence A132711 A021861 A088684

Adjacent sequences: A093725 A093726 A093727 this_sequence A093729 A093730 A093731

KEYWORD

nonn,cons

AUTHOR

Eric Weisstein (eric(AT)weisstein.com), Apr 13, 2004

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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