47571

Appears in sequences

• Expansion of 1/((1-x)^3*(1-x^2)^2*(1-x^3)).at n=32A002625
• Triangle read by rows: T(n,k) is the number of Dyck paths of semilength n and having k UDUD's starting at level 0; here U=(1,1), D=(1,-1) (0<=k<=n-1).at n=56A127153
• Number of Dyck paths of semilength n and having no UDUD's starting at level 0; here U=(1,1), D=(1,-1).at n=11A127154
• Smallest number that when squared is congruent to 41 mod 10^n.at n=5A187719
• Number of (n+1)X(7+1) arrays of permutations of 0..n*8+7 with each element having directed index change 1,0 1,1 0,-1 or -1,1.at n=3A264568
• T(n,k)=Number of (n+1)X(k+1) arrays of permutations of 0..(n+1)*(k+1)-1 with each element having directed index change 1,0 1,1 0,-1 or -1,1.at n=48A264569
• Number of (4+1)X(n+1) arrays of permutations of 0..n*5+4 with each element having directed index change 1,0 1,1 0,-1 or -1,1.at n=6A264572