115830

Appears in sequences

• Coefficients of Chebyshev polynomials.at n=23A005583
• a(n) = n*binomial(2*n-2, n-1).at n=9A037965
• a(n) = C(n)*(10*n + 1) where C(n) = Catalan numbers (A000108).at n=8A050489
• a(n) = (n+1)*binomial(n+8, 8).at n=8A056003
• Numbers m such that N = (am+1)(bm+1)(cm+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,53.at n=4A065695
• Triangle T(n,k) read by rows, T(n, k) = binomial(2*k, k)*binomial(n, k), 0<=k<=n.at n=53A098473
• a(n) = (n+1)*(n+2)^3*(n+3)^2*(n+4)*(3n+5)/1440.at n=7A107968
• Mirror image of A098473 formatted as a triangular array.at n=46A117852
• Triangle read by rows: T(n,k) = n!*(n+k-1)!/((n-k)!*(n-1)!*(k!)^2) for 0 <= k <= n, with T(0,0) = 1.at n=53A123160
• Triangle read by rows: T(n,k) = binomial(n,k)*binomial(2*n-2*k,n-1), n>=1, 0<=k<=floor(n/2+1/2).at n=29A138767
• Triangle of z Transform coefficients from General Pascal [1,8,1} A142458 polynomials multiplied by factor 3^Floor[(2*k - 1)/3].at n=25A167786
• Number of strings of numbers x(i=1..n) in 0..2 with sum i*x(i)^4 equal to n*16.at n=18A184841
• Row sums of the extended Catalan triangle A189231.at n=16A189911
• Non-repdigit numbers k that divide A045876(k).at n=23A276413
• Triangle T(n,m) read by rows: the sum of runs of all sequences arranging n objects of one type and m objects of another type.at n=44A349147
• Triangle read by rows. T(n, k) = binomial(n, k)^2 * CatalanNumber(k).at n=53A367178