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A043953
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Numbers n such that 3 and 7 occur juxtaposed in the base 8 representation of n but not of n+1.
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0
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31, 59, 95, 123, 159, 187, 223, 255, 287, 315, 351, 379, 415, 443, 479, 507, 543, 571, 607, 635, 671, 699, 735, 767, 799, 827, 863, 891, 927, 955, 991, 1019, 1055, 1083, 1119, 1147, 1183, 1211, 1247, 1279, 1311, 1339, 1375
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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MATHEMATICA
| Select[Range[1400], MemberQ[Sort/@Partition[IntegerDigits[#, 8], 2, 1], {3, 7}] && !MemberQ[Sort/@Partition[IntegerDigits[#+1, 8], 2, 1], {3, 7}]&] (* From Harvey P. Dale, Oct 09 2011 *)
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CROSSREFS
| Sequence in context: A166604 A039350 A043173 * A139954 A153636 A109840
Adjacent sequences: A043950 A043951 A043952 * A043954 A043955 A043956
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KEYWORD
| nonn,base
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AUTHOR
| Clark Kimberling (ck6(AT)evansville.edu)
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