-1365

Appears in sequences

• Expansion of e.g.f. cosh(log(1+x))*cos(x).at n=7A009128
• Gaussian binomial coefficient [ n,11 ] for q=-2.at n=1A015405
• Sum of determinants of 3rd-order principal minors of powers of inverse of tetramatrix ((1,1,0,0),(1,0,1,0),(1,0,0,1),(1,0,0,0)).at n=11A074081
• Expansion of (1-x)^(-1)/(1-2*x+2*x^2+x^3).at n=13A077861
• Expansion of (1-x)^(-1)/(1+2*x^3).at n=33A077886
• Expansion of (1-x)^(-1)/(1+2*x^3).at n=34A077886
• Expansion of (1-x)^(-1)/(1+2*x^3).at n=35A077886
• Expansion of 1/((1-x)*(1+x+2*x^2-x^3)).at n=21A077911
• Expansion of 1/((1-x)*(1+2*x)).at n=11A077925
• Expansion of 1/(1-x+2*x^2-2*x^3).at n=22A077953
• Expansion of 1/(1-x+2*x^2-2*x^3).at n=23A077953
• Expansion of 1/(1 + x + 2*x^2 + 2*x^3).at n=22A077980
• A generalized Jacobsthal sequence.at n=12A083943
• a(n) = -5*a(n-1)-4*a(n-2) with n>1, a(0)=0, a(1)=1.at n=6A084241
• Expansion of (1+x^2)/((1-x+x^2)*(1+2*x^2)).at n=23A102517
• Expansion of (1-x^3)/((1-x^2)*(1+2*x^2)).at n=22A117576
• Expansion of c(q^4) / c(q) in powers of q where c() is a cubic AGM theta function.at n=35A123649
• Array for second (k=2) convolution of Chebyshev's S(n,x)=U(n,x/2) polynomials.at n=57A128503
• a(n) = A062295(n) - A133743(n).at n=42A133744
• Triangle of coefficients of p(x,n) = (1/3)*(1-x)^(n+1)*Sum_{m >= 0} ((5*m+4)^n - (5*m+1)^n)*x^m, read by rows.at n=27A154855