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 A044242 Numbers n such that string 6,7 occurs in the base 8 representation of n but not of n-1. 0
 55, 119, 183, 247, 311, 375, 439, 503, 567, 631, 695, 759, 823, 887, 951, 1015, 1079, 1143, 1207, 1271, 1335, 1399, 1463, 1527, 1591, 1655, 1719, 1783, 1847, 1911, 1975, 2039, 2103, 2167, 2231, 2295, 2359, 2423, 2487, 2551 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Tanya Khovanova, Non Recursions MATHEMATICA SequencePosition[Table[If[SequenceCount[IntegerDigits[n, 8], {6, 7}]>0, 1, 0], {n, 2600}], {0, 1}][[All, 2]] (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Dec 31 2017 *) CROSSREFS Sequence in context: A282768 A217429 A154031 * A044623 A063345 A080701 Adjacent sequences:  A044239 A044240 A044241 * A044243 A044244 A044245 KEYWORD nonn,base AUTHOR STATUS approved

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Last modified June 18 20:45 EDT 2021. Contains 345121 sequences. (Running on oeis4.)