262385

Appears in sequences

• Number of strings of numbers x(i=1..n) in 0..2 with sum i*x(i) equal to n*2.at n=34A184696
• Number of nonisomorphic systems (isomers) for the unsymmetrical schemes (group C_s) for unbranched tri-4-catafusenes as a function of the number of hexagons (see Cyvin et al. (1996) for precise definition).at n=9A323940