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A179593 Decimal expansion of the volume of pentagonal rotunda with edge length 1. 5
6, 9, 1, 7, 7, 6, 2, 9, 6, 8, 1, 2, 4, 7, 0, 2, 0, 6, 9, 9, 1, 2, 9, 9, 6, 0, 3, 0, 7, 0, 2, 6, 4, 1, 3, 3, 3, 5, 4, 0, 8, 7, 6, 0, 0, 9, 4, 4, 9, 6, 6, 1, 4, 4, 2, 7, 1, 7, 1, 0, 4, 4, 3, 0, 9, 9, 8, 2, 3, 7, 9, 7, 7, 9, 8, 6, 8, 9, 0, 2, 7, 4, 1, 7, 0, 4, 2, 0, 4, 1, 1, 8, 6, 9, 9, 4, 1, 5, 5, 6, 2, 0, 6, 8, 0 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Pentagonal rotunda: 20 vertices, 35 edges, and 17 faces.
LINKS
Wolfram Alpha, Johnson solid 6
FORMULA
Digits of (45+17*sqrt(5))/12.
EXAMPLE
6.91776296812470206991299603070264133354087600944966144271710443099823...
MATHEMATICA
RealDigits[N[(45+17*Sqrt[5])/12, 200]]
CROSSREFS
Sequence in context: A275614 A198504 A357066 * A117871 A011454 A274480
KEYWORD
nonn,cons,easy
AUTHOR
STATUS
approved

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Last modified March 28 20:05 EDT 2024. Contains 371254 sequences. (Running on oeis4.)