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A244889
Second column of triangle in A244888.
1
1, -6, 36, -229, 1574, -11706, 93831
OFFSET
2,2
COMMENTS
Remmel (2014) asks for a formula.
LINKS
Jeffrey B. Remmel, Consecutive Up-down Patterns in Up-down Permutations, Electron. J. Combin., 21 (2014), #P3.2.
CROSSREFS
Sequence in context: A085687 A242136 A129327 * A344269 A144819 A284647
KEYWORD
sign,more
AUTHOR
N. J. A. Sloane, Jul 12 2014
STATUS
approved