OFFSET
0,3
LINKS
H. Fripertinger, Enumeration in musical theory, Séminaire Lotharingien de Combinatoire, B26a (1991), 14 pp.
R. C. Read, Combinatorial problems in theory of music, Discrete Math. 167 (1997), 543-551.
FORMULA
Coefficient of x^n in cycle index Z(C_12; 1+x).
MATHEMATICA
CycleIndexPolynomial[CyclicGroup[12], Table[1 + x^k, {k, 1, 12}]] // CoefficientList[#, x]& (* Jean-François Alcover, Nov 04 2016 *)
CROSSREFS
KEYWORD
nonn,fini,full,nice
AUTHOR
STATUS
approved