OFFSET
1,37
EXAMPLE
A073233 = 36.462... = 1/1 +1/1 +1/1 +... +1/(1*3) +1/(1*3*3) +1/(1*3*3*7) +1/(1*3*3*7*9) +...
MATHEMATICA
EngelExp[A_, n_]:=Join[Array[1&, Floor[A]], First@Transpose@NestList[ {Ceiling[1/Expand[ #[[1]]#[[2]]-1]], Expand[ #[[1]]#[[2]]-1 ]}&, {Ceiling[1/(A-Floor[A])], A-Floor[A]}, n-1 ]]; EngelExp[N[Pi^Pi, 7! ], 50]
CROSSREFS
KEYWORD
nonn
AUTHOR
Vladimir Joseph Stephan Orlovsky, Jun 14 2009
EXTENSIONS
Example added by R. J. Mathar, Oct 02 2009
STATUS
approved