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A229719 Number of arrays of length 3 that are sums of n consecutive elements of length 3+n-1 permutations of 0..3+n-2, and no two consecutive rises or falls in the latter permutation. 0
4, 6, 28, 76, 256, 374, 948, 1024, 2264, 2166, 4396, 3912 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Row 3 of A229717.
LINKS
EXAMPLE
Some solutions for n=4:
10 12 10 8 9 8 10 8 8 8 9 10 10 10 13 7
8 9 11 11 11 7 7 12 11 10 11 11 13 12 10 10
9 7 9 14 10 10 8 14 13 11 12 10 12 11 8 12
CROSSREFS
Cf. A229717.
Sequence in context: A204385 A341045 A050881 * A122113 A093815 A142859
KEYWORD
nonn,more
AUTHOR
R. H. Hardin, Sep 27 2013
STATUS
approved

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Last modified March 28 08:22 EDT 2024. Contains 371236 sequences. (Running on oeis4.)