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A043048 a(n)=(s(n)+2)/4, where s(n)=n-th base 4 palindrome that starts with 2. 0
1, 3, 9, 10, 11, 12, 33, 38, 43, 48, 129, 133, 137, 141, 146, 150, 154, 158, 163, 167, 171, 175, 180, 184, 188, 192, 513, 533, 553, 573, 578, 598, 618, 638, 643, 663, 683, 703, 708, 728, 748, 768, 2049, 2065, 2081, 2097, 2117, 2133 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..48.

CROSSREFS

Sequence in context: A228165 A114022 A181862 * A024574 A119203 A115403

Adjacent sequences:  A043045 A043046 A043047 * A043049 A043050 A043051

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified March 25 01:30 EDT 2017. Contains 284036 sequences.