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A126768 Equal-parity block sizes in sequence A117872. 2
1, 1, 1, 2, 2, 4, 2, 1, 1, 3, 3, 2, 2, 1, 1, 3, 2, 3, 1, 2, 1, 1, 2, 2, 2, 1, 2, 2, 2, 3, 3, 1, 1, 1, 1, 4, 1, 2, 1, 4, 2, 3, 1, 2, 2, 1, 1, 1, 3, 3, 1, 3, 2, 1, 2, 4, 2, 2, 4, 2, 4, 1, 2, 1, 1, 3, 1, 2, 2, 1, 2, 1, 1, 2, 3, 2, 1, 4, 3, 1, 3, 1, 5, 6, 3, 1, 4, 5, 5, 1, 5, 3, 1, 1, 6, 1, 1, 4, 1, 2, 2, 2, 3, 1, 1, 1, 1, 1, 7, 1, 1, 2, 1, 1, 1, 3, 1, 2, 2, 2, 3, 1, 1, 1, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,4
COMMENTS
From a suggestion due to D. R. Hofstadter.
LINKS
Charles R Greathouse IV, Table of n, a(n) for n = 1..10000
PROG
(Haskell)
import Data.List (group)
a126768 n = a126768_list !! n
a126768_list = map length $ group a117872_list
-- Reinhard Zumkeller, Aug 15 2013
CROSSREFS
Sequence in context: A080917 A033726 A359382 * A261872 A021450 A239675
KEYWORD
nonn
AUTHOR
Greg Huber, Feb 16 2007
EXTENSIONS
Corrected terms from Greg Huber, Aug 21 2013
STATUS
approved

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Last modified March 19 07:41 EDT 2024. Contains 370958 sequences. (Running on oeis4.)