24752

Appears in sequences

• Number of internal triangles in all triangulations of an (n+1)-gon.at n=6A002058
• Coefficients of Chebyshev polynomials.at n=12A005584
• Expansion of e.g.f. log(1+x)*cos(log(1+x)).at n=8A009405
• Coordination sequence for MgCu2, Cu position.at n=39A009930
• Theta series of A*_16 lattice.at n=33A023928
• Even numbers to the left of the central elements of the (1,2)-Pascal triangle A029635.at n=43A029647
• Even numbers to the right of the central numbers of the (2,1)-Pascal triangle A029653.at n=41A029661
• (Terms in A029617)/2.at n=41A051432
• (Terms in A029631)/2.at n=43A051458
• Number of 3-element ordered antichain covers of an unlabeled n-element set.at n=11A056074
• Smallest a(n)>a(n-1) such that a(n)^2+a(n-1)^2 is a perfect square, a(1)=6.at n=36A076672
• Smallest a(n)>a(n-1) such that a(n)^2+a(n-1)^2 is a perfect square, a(1)=7.at n=32A076673
• Smallest a(n)>a(n-1) such that a(n)^2+a(n-1)^2 is a perfect square, a(1)=10.at n=32A076675
• Smallest a(n)>a(n-1) such that a(n)^2+a(n-1)^2 is a perfect square, a(1)=11.at n=30A076676
• a(n) = (prime(n)^5 - prime(n))/15.at n=5A138429
• Triangle read by rows: T(n,k)=k*binomial(n-2k,3k) (n>=5, 1<=k<=n/5).at n=35A138778
• Array T(n,k) read by antidiagonals: number of primitive polynomials of degree k over GF(prime(n)).at n=49A158502
• a(n) = 8*a(n-1) - 14*a(n-2) for n > 1; a(0) = 5, a(1) = 28.at n=5A164537
• Triangle t(n,k) read by rows: generalized Padovan factorial ratios c(n)/(c(k)*c(n-k)) where c are partial products of a generalized Padovan sequence with multiplier m=5.at n=32A172355
• Triangle t(n,k) read by rows: generalized Padovan factorial ratios c(n)/(c(k)*c(n-k)) where c are partial products of a generalized Padovan sequence with multiplier m=5.at n=31A172355