82132

Appears in sequences

• Number of ordered triples (w,x,y) with all terms in {-n,...-1,1,...,n} and w+x+y>2.at n=28A211614
• Number of (3+1)X(n+1) 0..2 arrays with every element next to itself plus and minus one within the range 0..2 horizontally or antidiagonally, with no adjacent elements equal.at n=8A232592
• Smallest number that is the largest value in the Collatz (3x + 1) trajectories of exactly n initial values. (a(n)=0 if no such number exists.)at n=31A233293
• a(0)=a(1)=1; thereafter a(n+1) = 1 + a(n) + Sum_{m=1..n} binomial(2*n, 2*m-1)*a(n+1-m).at n=6A308008