119737

Properties

Appears in sequences

• Number of (n+1)X(4+1) arrays of permutations of 0..n*5+4 with each element having directed index change 0,0 1,1 0,-1 -1,1 or 0,-2.at n=3A264240
• 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 0,0 1,1 0,-1 -1,1 or 0,-2.at n=24A264244
• Number of (4+1)X(n+1) arrays of permutations of 0..n*5+4 with each element having directed index change 0,0 1,1 0,-1 -1,1 or 0,-2.at n=3A264248
• Coordination sequence for (2,3,9) tiling of hyperbolic plane.at n=44A265059
• Triangle read by rows: T(n,k) is the number of 3-stack-sortable permutations of [n] with k descents (0 <= k <= n-1).at n=48A324916
• Triangle read by rows: T(n,k) is the number of 3-stack-sortable permutations of [n] with k descents (0 <= k <= n-1).at n=51A324916
• Primes abs(A337145(k))/8 for k in A337146.at n=11A337147
• Prime numbersat n=11276