login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A044572 Numbers n such that string 0,4 occurs in the base 8 representation of n but not of n+1. 1
68, 132, 196, 260, 324, 388, 452, 516, 551, 580, 644, 708, 772, 836, 900, 964, 1028, 1063, 1092, 1156, 1220, 1284, 1348, 1412, 1476, 1540, 1575, 1604, 1668, 1732, 1796, 1860, 1924, 1988, 2052, 2087, 2116, 2180, 2244, 2308 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Harvey P. Dale, Table of n, a(n) for n = 1..1000

MATHEMATICA

Transpose[SequencePosition[Table[If[SequenceCount[IntegerDigits[n, 8], {0, 4}]>0, 1, 0], {n, 2400}], {1, 0}]][[1]] (* The program uses the SequencePosition and SequenceCount functions from Mathematica version 10.1 *) (* Harvey P. Dale, Apr 05 2015 *)

CROSSREFS

Sequence in context: A048889 A111379 A044191 * A153677 A234876 A044319

Adjacent sequences:  A044569 A044570 A044571 * A044573 A044574 A044575

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

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 18 17:23 EDT 2021. Contains 343995 sequences. (Running on oeis4.)