OFFSET
1,1
LINKS
N. Fernandez, An order of primeness, F(p)
N. Fernandez, An order of primeness [cached copy, included with permission of the author]
FORMULA
MATHEMATICA
Nest[ Prime, Select[ Range[30], !PrimeQ[ # ] &], 12]
CROSSREFS
KEYWORD
nonn
AUTHOR
Robert G. Wilson v, Mar 15 2000
EXTENSIONS
a(7)-a(9) from Robert G. Wilson v, Dec 27 2005
a(10)-a(18) from Robert G. Wilson v, Mar 08 2017 using Kim Walisch's primecount.
STATUS
approved