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A180021 Second differences of sequence A180005. 0
3, 1, 3, 0, 2, 1, 2, 2, 0, 3, 0, 2, 2, 1, 1, 2, 1, 2, 1, 2, 1, 2, 1, 1, 2, 1, 2, 1, 2, 1, 1, 2, 1, 2, 2, 0, 2, 2, 1, 2, 0, 3, 1, 1, 2, 1, 1, 2, 2, 1, 1, 2, 1, 2, 1, 2, 1, 1, 2, 1, 2, 1, 2, 1, 2, 1, 1, 2, 1, 2, 1, 2, 1, 1, 2, 2, 1, 1, 2, 1, 2, 1, 1, 2, 2, 0, 3, 0, 3, 0, 2, 2, 1, 1, 2, 1, 2, 1, 2, 1, 1, 2, 2, 0, 3 (list; graph; refs; listen; history; text; internal format)
OFFSET
3,1
COMMENTS
It is conjectured that this sequence is bounded between 0 and 3.
LINKS
P. Diaconis and F. Mosteller, Methods of studying coincidences, J. Amer. Statist. Assoc. 84 (1989), pp. 853-861.
CROSSREFS
Cf. A180005.
Sequence in context: A143353 A127172 A011087 * A091422 A201659 A253625
KEYWORD
nonn
AUTHOR
Mario O. Bourgoin (mob(AT)brandeis.edu), Aug 06 2010
STATUS
approved

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Last modified March 29 02:23 EDT 2024. Contains 371264 sequences. (Running on oeis4.)