login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A063188 Engel expansion of sum( 1/(5+k)^k, {k,0,Infinity}). 0
1, 6, 8, 13, 19, 21, 105, 401, 1053, 2012, 4310, 114743, 235156, 287799, 1269345, 1481217, 1978865, 2703836, 3103386, 3325474, 18167905, 553255504, 782224772, 1039603284, 26121336847, 37996375306, 60661762577, 109713190320 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Shgz(5)=1.1891909643804311990212726717131587411...

LINKS

Table of n, a(n) for n=1..28.

MATHEMATICA

ToEngel[ x_, n_Integer ] := Rest@First@Transpose@NestList[ {Ceiling[ 1/# ], #}&[ Times@@#-1 ]&, {1, Abs[ x ]+1}, n ]

CROSSREFS

Cf. A006784 for definition of Engel expansion.

Sequence in context: A171433 A190546 A190558 * A058938 A315877 A315878

Adjacent sequences:  A063185 A063186 A063187 * A063189 A063190 A063191

KEYWORD

nonn,easy,nice

AUTHOR

Olivier Gérard, Jul 10 2001

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 26 19:44 EDT 2019. Contains 323597 sequences. (Running on oeis4.)