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A333270
Irregular triangle read by rows: coefficients of the s-inflated Eulerian polynomial Q^(s)_n(x) where s is the sequence (1,2,3,...n).
2
1, 1, 2, 1, 1, 2, 4, 4, 4, 2, 1, 1, 2, 4, 8, 11, 14, 16, 14, 11, 8, 4, 2, 1
OFFSET
1,3
REFERENCES
Pensyl, Thomas W., and Carla D. Savage. "Rational lecture hall polytopes and inflated Eulerian polynomials." The Ramanujan Journal 31.1-2 (2013): 97-114.
LINKS
EXAMPLE
Triangle begins:
1;
1, 2, 1;
1, 2, 4, 4, 4, 2, 1;
1, 2, 4, 8, 11, 14, 16, 14, 11, 8, 4, 2, 1;
...
CROSSREFS
Sequence in context: A253473 A026120 A108746 * A333272 A352501 A119558
KEYWORD
nonn,tabf,more
AUTHOR
N. J. A. Sloane, Mar 14 2020
STATUS
approved