31744

Appears in sequences

• 2^n*(2^(n+1) - n - 1).at n=7A008353
• Expansion of tanh(sin(x))/cos(x) (odd powers only).at n=4A009797
• a(n) = n^3 - n^2.at n=32A045991
• Numerators of Taylor series for tan(x + Pi/4).at n=9A046982
• Expansion of (1+3*x+4*x^2)/(1-4*x^2+4*x^4).at n=20A058582
• Jordan function J_5(n).at n=7A059378
• a(n) = 4^n * (2^n - 1).at n=5A059409
• Permutation of N induced by rotating the node 7 left in the infinite planar binary tree shown at A065658.at n=62A065673
• Winning binary "same game" templates of length n as defined below.at n=14A066345
• Numbers k such that the squarefree part of k equals A062799(k).at n=39A069551
• Product of product of divisors of n and sum of divisors of n.at n=15A076722
• a(n)=(-1)^(n+1)*det(M(n)) where M(n) is the n X n matrix M(i,j)=min(abs(i-j),i).at n=14A080692
• Coefficients of the solution to a functional equation.at n=9A093113
• Triangle, read by rows, where T(0,0) = 1, T(n,k) = 2^n*T(n-1,k) + T(n-1,k-1).at n=16A108084
• Triangle, read by rows, where row n equals the inverse binomial transform of the crystal ball sequence for D_n lattice.at n=44A108556
• a(n) = 2^(n-1) * prime(n).at n=10A110295
• a(n) = n*(n+1)^2.at n=30A114364
• Number of normalized polynomials of degree n in GF(2)[x,y].at n=4A122743
• a(n) = (3*n+1)*2^n.at n=10A130129
• a(n) = Product_{k>=0} (1 + floor(n/2^k)).at n=30A132269