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A361439
The number of generators for the monoid of basic log-concave (with no internal zeros) cyclotomic generating functions of degree n.
0
1, 1, 1, 1, 1, 2, 2, 4, 4, 7, 8, 18, 19, 37, 42, 66, 87, 132, 157, 252
OFFSET
1,6
COMMENTS
A cyclotomic generating function is a polynomial with nonnegative integer coefficients that is a product of cyclotomic polynomials, or equivalently a rational expression in q-integers.
REFERENCES
Sara Billey and J. Swanson, Cyclotomic Generating Functions, manuscript.
CROSSREFS
Sequence in context: A151532 A056503 A256217 * A055636 A206559 A143419
KEYWORD
nonn,more
AUTHOR
Sara Billey, Mar 12 2023
STATUS
approved