34783

Appears in sequences

• Number of benzenoids with 21 hexagons with C_(2v) symmetry containing n carbon atoms.at n=18A121983
• a(n) = n^3 - n^2 - 2*n + 1.at n=33A123972
• G.f. satisfies: A(x) = Sum_{n>=0} x^n * ( (A(x)^n + A(-x)^n)/2 )^n.at n=10A212961
• Number of partitions of n such that (number parts having multiplicity 1) is not a part and (number of 1s) is not a part.at n=48A241509
• Number of nX3 0..1 arrays with every element equal to 1, 2, 3 or 6 king-move adjacent elements, with upper left element zero.at n=8A297988