2164802

Appears in sequences

• Number of cases in which the first player is killed in a Russian roulette game where 5 players use a gun with n chambers and the number of bullets can be from 1 to n. Players do not rotate the cylinder after the game starts.at n=21A119610
• Expansion of 1/((1 - 2*x)*(1 + x + x^2 + x^3 + x^4)).at n=22A349842