286720
domain: N
Appears in sequences
- Triangle of coefficients in expansion of (1+8x)^n.at n=40A013615
- Triangle whose (i,j)-th entry is binomial(i,j)*2^(i-j)*4^j.at n=40A038210
- Triangle whose (i,j)-th entry is binomial(i,j)*2^(i-j)*8^j.at n=31A038214
- Triangle whose (i,j)-th entry is binomial(i,j)*4^(i-j)*2^j.at n=40A038232
- Triangle whose (i,j)-th entry is binomial(i,j)*4^(i-j)*10^j.at n=29A038240
- Triangle whose (i,j)-th entry is binomial(i,j)*8^(i-j)*1^j.at n=40A038279
- Triangle whose (i,j)-th entry is binomial(i,j)*8^(i-j)*2^j.at n=32A038280
- 15-almost primes (generalization of semiprimes).at n=18A069276
- Triangular array T(n,k) read by rows, giving number of rooted trees on the vertex set {1..n+1} where k children of the root have a label smaller than the label of the root.at n=40A071207
- Pi*denominators of odd raw moments in the distribution of a triangle picked at random from points on the circumference of a unit circle.at n=3A093584
- Number of ternary Lyndon words with exactly three 1's.at n=12A124721
- T(i,j) = (-1)^(i+j)*(i+1)*binomial(i,j)*2^(i-j)*4^j.at n=31A137337
- The second left hand column of triangle A167580.at n=9A167581
- a(n) = binomial(n + 4, 4) * 8^n.at n=4A172510
- Fixed points of A225546.at n=42A225547
- Number of shapes of balanced 8-ary trees with n nodes, where a tree is balanced if the total number of nodes in subtrees corresponding to the branches of any node differ by at most one.at n=13A229393
- Triangle read by rows: T(n,k) = coefficient of [x^(n-k)] in the expansion of the polynomial (x+n)^n.at n=40A243594
- Irregular triangle read by rows, of partial serial probabilities T(n,k)_{2,3} (see "comments" for definitions and explanation).at n=43A246047
- Decimal representation of the diagonal from the origin to the corner of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 358", based on the 5-celled von Neumann neighborhood.at n=20A287785
- Triangle read by rows: T(0,0) = 1; T(n,k) = T(n-1,k) + 8 * T(n-2,k-1) for k = 0..floor(n/2); T(n,k)=0 for n or k < 0.at n=46A317026