OFFSET
1,5
LINKS
Andrew R. Conway and Anthony J. Guttmann, Counting occurrences of patterns in permutations, arXiv:2306.12682 [math.CO], 2023. See pp. 16, 24, 25.
B. Nakamura and D. Zeilberger, Using Noonan-Zeilberger Functional Equations to enumerate (in Polynomial Time!) Generalized Wilf classes
B. Nakamura and D. Zeilberger, Using Noonan-Zeilberger Functional Equations to enumerate (in Polynomial Time!) Generalized Wilf classes, Adv. in Appl. Math. 50 (2013), 356-366.
MAPLE
# programs can be obtained from the Nakamura and Zeilberger link.
CROSSREFS
KEYWORD
nonn
AUTHOR
Brian Nakamura, Apr 02 2013
STATUS
approved