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A044920 Numbers n such that base 4 run lengths form a palindrome. 0
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 17, 18, 19, 21, 24, 25, 27, 28, 29, 30, 33, 34, 35, 36, 38, 39, 42, 44, 45, 46, 49, 50, 51, 52, 54, 55, 56, 57, 59, 63, 65, 66, 67, 68, 70, 71, 72, 73, 75, 76, 77, 78, 80, 85, 90, 95, 97, 98 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..63.

CROSSREFS

Sequence in context: A191853 A123093 A191932 * A330938 A022766 A249611

Adjacent sequences:  A044917 A044918 A044919 * A044921 A044922 A044923

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified September 22 16:50 EDT 2020. Contains 337291 sequences. (Running on oeis4.)