212992
domain: N
Appears in sequences
- a(n) = n*(n+3)*2^(n-3).at n=12A001793
- Coefficients of Chebyshev polynomials: n*(2*n-3)*2^(2*n-5).at n=6A002698
- Norm of a matrix.at n=8A004141
- a(n) = 13*2^n.at n=14A005029
- Nim product 2^n * 2^n.at n=17A006017
- a(n) = n*2^n - 2^n = 2^n*(n-1).at n=13A058922
- a(n) = phi(a(n-1)) * number of divisors of a(n-1), a(1)=3.at n=10A063506
- 15-almost primes (generalization of semiprimes).at n=12A069276
- Let x(1)=1, x(n+1) = (4/3)*x(n) - floor((4/3)*x(n)); then a(n)=x(n)*3^n.at n=11A073533
- Denominators in the Maclaurin series for arctan(1+x).at n=25A075554
- Array of coefficients in Zagier's polynomials P_(n,0)(x).at n=41A075733
- Maximal coefficient (in absolute value) of the minimal polynomial P with integer coefficients such that P(sin(Pi/n)) = 0.at n=31A081797
- a(n) = -2*a(n-1) + 4*a(n-3), with a(0) = 1, a(1) = a(2) = 0.at n=20A099212
- Numbers of the form (4^i)*(13^j), with i, j >= 0.at n=28A107462
- Dimensions of the irreducible representations of the simple Lie algebra of type F4 over the complex numbers, listed in increasing order.at n=27A121738
- Coefficient table for Chebyshev polynomials T(2*n,x) (increasing even powers x, without zeros).at n=42A127674
- a(n) = 2^(n-1)*A047240(n).at n=14A128205
- a(n)=Floor(n*2^(n/2)).at n=25A128441
- a(n) = n*2^floor((n+1)/2).at n=26A132314
- a(n) = n*2^(floor(n/2)).at n=26A132344