A063188 Engel expansion of Sum_{k>=0} 1/(5 + k)^k.

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

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