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A262069
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Palindromes in base 10 that are also palindromes in base 60.
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0
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 22, 33, 44, 55, 55155, 55455, 55755, 57075, 57375, 113311, 148841, 26233262
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,3
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LINKS
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Table of n, a(n) for n=1..23.
Eric Weisstein's World of Mathematics, Palindromic Number
Eric Weisstein's World of Mathematics, Sexagesimal
Wikipedia, Palindromic_number
Wikipedia, Sexagesimal
Index entries for sequences related to palindromes
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EXAMPLE
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n = 22: 41*60^2 + 20*60^1 + 41*60^0 = A262065(2541) = A002113(1148) = 148841 = a(22);
n = 23: 2*60^4 + 1*60^3 + 27*60^2 + 1*60^1 + 2*60^0 = A262065(7348) = A002113(12623) = 26233262 = a(23).
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PROG
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(Haskell)
-- import Data.List.Ordered (isect)
a262069 n = a262069_list !! (n-1)
a262069_list = isect a002113_list a262065_list
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CROSSREFS
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Intersection of A002113 and a262065.
Sequence in context: A032573 A190217 A222620 * A082208 A201061 A099165
Adjacent sequences: A262064 A262065 A262066 * A262070 A262071 A262072
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KEYWORD
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nonn,base,more,new
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AUTHOR
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Reinhard Zumkeller, Sep 10 2015
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STATUS
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approved
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