-5461
domain: Z
Appears in sequences
- Expansion of (1-x)^(-1)/(1+2*x^3).at n=39A077886
- Expansion of (1-x)^(-1)/(1+2*x^3).at n=40A077886
- Expansion of (1-x)^(-1)/(1+2*x^3).at n=41A077886
- Expansion of 1/((1-x)*(1+2*x)).at n=13A077925
- Expansion of 1/(1-x+2*x^2-2*x^3).at n=26A077953
- Expansion of 1/(1-x+2*x^2-2*x^3).at n=27A077953
- Expansion of 1/(1 + x + 2*x^2 + 2*x^3).at n=26A077980
- A generalized Jacobsthal sequence.at n=14A083943
- Expansion of (1-x^3)/((1-x^2)*(1+2*x^2)).at n=26A117576
- 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=35A154855
- Numerators of Euler twin numbers Et(n).at n=14A238235
- Numerators of coefficients in expansion of (cos(sqrt(x)))/(1 + cos(sqrt(x))).at n=6A279370
- The q-analog T(q; n,k) of the triangle A163626 for 0 <= k <= n, for q=3.at n=29A329120
- a(n) = (4^n*(Z(-n, 1/4) - Z(-n, 3/4)) + Z(-n, 1)*(2^(n+1)-1))*A171977(n+1), where Z(n, c) is the Hurwitz zeta function.at n=13A335955