1051050

Appears in sequences

• a(n) = 21*(n+1)*binomial(n+6,9).at n=6A027821
• a(n) = 77*(n+1)*binomial(n+6,11).at n=4A027823
• a(n) = binomial(n+4,n)*binomial(n+9,n).at n=6A104672
• a(n) = C(2+2*n, n) * C(7+2*n, 2+n).at n=4A113895
• Numbers n such that n^12 + 488669 is prime.at n=3A122131
• Numbers with exactly 6 distinct prime divisors {2,3,5,7,11,13}.at n=28A147573
• Number of nX1 0..3 arrays with values 0..3 introduced in row major order, the number of instances of each value within one of each other, and every element equal to two or fewer horizontal or vertical neighbors.at n=13A199516
• Number of permutations of 0..floor((n*5-1)/2) on even squares of an n X 5 array such that each row and column of even squares is increasing.at n=5A215289
• Number of permutations of 0..floor((n*6-1)/2) on even squares of an nX6 array such that each row and column of even squares is increasing.at n=4A215290
• T(n,k)=Number of permutations of 0..floor((n*k-1)/2) on even squares of an nXk array such that each row and column of even squares is increasing.at n=49A215292
• T(n,k)=Number of permutations of 0..floor((n*k-1)/2) on even squares of an nXk array such that each row and column of even squares is increasing.at n=50A215292
• Number of permutations of 0..floor((n*5-2)/2) on odd squares of an nX5 array such that each row and column of odd squares is increasing.at n=5A215295
• T(n,k) = number of permutations of 0..floor((n*k-2)/2) on odd squares of an n X k array such that each row and column of odd squares is increasing.at n=49A215297
• T(n,k) = number of permutations of 0..floor((n*k-2)/2) on odd squares of an n X k array such that each row and column of odd squares is increasing.at n=50A215297
• Triangle read by rows: T(n,k) (0 <= k <= n) gives numerators of coefficients in Nörlund's polynomials D_{2n}(x).at n=26A260327
• Square array A(row,col) read by antidiagonals: A(1,col) = A276155(col), and for row > 1, A(row,col) = A276154(A(row-1,col)); Dispersion of primorial base left shift A276154 (array transposed).at n=51A276943
• Square array A(row,col): A(row,1) = A276155(row), and for col > 1, A(row,col) = A276154(A(row,col-1)); Dispersion of primorial base left shift A276154.at n=48A276945
• Expansion of e.g.f. exp( x^3/6 + x^4/24 ).at n=14A390845