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 A043066 a(n) = (s(n)+6)/8, where s(n) = n-th base 8 palindrome that starts with 2. 0
 1, 3, 17, 18, 19, 20, 21, 22, 23, 24, 129, 138, 147, 156, 165, 174, 183, 192, 1025, 1033, 1041, 1049, 1057, 1065, 1073, 1081, 1090, 1098, 1106, 1114, 1122, 1130, 1138, 1146, 1155, 1163, 1171, 1179, 1187, 1195, 1203, 1211 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS Table of n, a(n) for n=1..42. FORMULA a(n) = (A043022(n) + 6)/8. MATHEMATICA b8pQ[n_]:=With[{idn=IntegerDigits[n, 8]}, idn==Reverse[idn]&&idn[[1]]==2]; (#+6)/8&/@ Select[ Range[1000], b8pQ] (* Harvey P. Dale, Sep 20 2023 *) CROSSREFS Cf. A043022. Sequence in context: A095422 A195999 A059189 * A293764 A295395 A246143 Adjacent sequences: A043063 A043064 A043065 * A043067 A043068 A043069 KEYWORD nonn,base,changed AUTHOR Clark Kimberling STATUS approved

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Last modified September 27 11:54 EDT 2023. Contains 365691 sequences. (Running on oeis4.)