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A043018
Base-7 palindromes that start with 4.
1
4, 32, 200, 207, 214, 221, 228, 235, 242, 1376, 1432, 1488, 1544, 1600, 1656, 1712, 9608, 9657, 9706, 9755, 9804, 9853, 9902, 9958, 10007, 10056, 10105, 10154, 10203, 10252, 10308, 10357, 10406, 10455, 10504, 10553, 10602
OFFSET
1,1
LINKS
MATHEMATICA
Join[{4}, FromDigits[#, 7]&/@Select[Flatten[Table[Join[{4}, #, {4}]&/@ Tuples[ Range[ 0, 6], n], {n, 0, 3}], 1], #==Reverse[#]&]] (* Harvey P. Dale, Sep 13 2020 *)
CROSSREFS
Sequence in context: A018215 A099133 A208710 * A270015 A271161 A002012
KEYWORD
nonn,base
STATUS
approved