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

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A044196 Numbers n such that string 1,1 occurs in the base 8 representation of n but not of n-1. 0
 9, 72, 137, 201, 265, 329, 393, 457, 521, 576, 649, 713, 777, 841, 905, 969, 1033, 1096, 1161, 1225, 1289, 1353, 1417, 1481, 1545, 1608, 1673, 1737, 1801, 1865, 1929, 1993, 2057, 2120, 2185, 2249, 2313, 2377, 2441, 2505 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS MATHEMATICA SequencePosition[Table[If[SequenceCount[IntegerDigits[n, 8], {1, 1}]>0, 1, 0], {n, 3000}], {0, 1}][[All, 2]] (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, May 05 2020 *) CROSSREFS Sequence in context: A158193 A123987 A003365 * A064201 A244728 A069978 Adjacent sequences:  A044193 A044194 A044195 * A044197 A044198 A044199 KEYWORD nonn,base AUTHOR 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.

Last modified January 25 01:10 EST 2021. Contains 340414 sequences. (Running on oeis4.)