OFFSET
1,3
COMMENTS
Gyroelongated square pyramid: 9 vertices, 20 edges, and 13 faces.
LINKS
Wolfram Alpha, Johnson solid 10
FORMULA
Digits of (sqrt(2)+2 sqrt(4+3 sqrt(2)))/6.
EXAMPLE
1.19270224223223255906019842837725158155262551828862015707793142188822...
MATHEMATICA
RealDigits[N[(Sqrt[2]+2*Sqrt[4+3*Sqrt[2]])/6, 200]]
CROSSREFS
KEYWORD
AUTHOR
Vladimir Joseph Stephan Orlovsky, Jul 21 2010
STATUS
approved