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A101217 Base-4 representation of positive integers whose base-2 run-length representation is the same as their base-4 representation. 0
1, 113, 321, 11313, 32113, 1131313, 3211313, 113131313, 321131313, 11313131313, 32113131313, 1131313131313, 3211313131313 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..13.

EXAMPLE

The base-2 run-length representation 11313 represents the base-2 number 101110111, which is 375 (base 10). But 375 = 11313 (base 4); thus 11313 is a term of the sequence.

CROSSREFS

Sequence in context: A172983 A069794 A033249 * A142781 A111013 A142850

Adjacent sequences:  A101214 A101215 A101216 * A101218 A101219 A101220

KEYWORD

nonn

AUTHOR

John W. Layman, Dec 14 2004

STATUS

approved

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Last modified February 23 07:06 EST 2018. Contains 299473 sequences. (Running on oeis4.)