-67108864

Appears in sequences

• Expansion of (1 - 2*x -x^4)/(1 - 2*x)^2 in powers of x.at n=27A008936
• Inverse binomial transform of repeated odd numbers.at n=27A084633
• Expansion of (1-4x+24x^2)/((1-4x)(1+4x)).at n=13A091104
• Coefficients of the solution to a functional equation.at n=15A093114
• Array read by rows, starting with n=0: row n lists A057077(n+1)*8^(n+1)/2, A057077(n+2)*8^(n+1)/2, A057077(n+1)*8^(n+1).at n=25A096252
• Expansion of g.f. (1 + 2*x) / (1 + 2*x + 4*x^2).at n=26A104538
• Expansion of (1-x^2-2x^3)/(1-4x^3).at n=41A117902
• Hankel transform of Sum_{k=0..n} C(2k,k).at n=26A120580
• Hankel transform of g.f. 1/sqrt(1+4x^2).at n=26A120617
• Hankel transform of A115962.at n=26A128063
• a(n) = numerator of r(n): r(n) is such that, for every positive integer n, the continued fraction (of rational terms) [r(1);r(2),...,r(n)] equals n(n+1)/2, the n-th triangular number.at n=16A128536
• Hankel transform of A106191.at n=25A137717
• Expansion of (1-8*x)/(1-4*x+16*x^2).at n=13A138340
• Hankel transform of a transform of Fibonacci numbers.at n=26A141125
• Expansion of 1/(1 + 4*x + 8*x^2).at n=17A143462
• Expansion of (1-8x-8x^3)/(1-2x+4x^2)^2.at n=25A151912
• a(n) = A154570(n) + A154570(n+1).at n=27A154589
• a(n) = A156591(n) + A156591(n+1).at n=27A157823
• A002321*A000079.at n=26A162459
• Expansion of (1-x)/(1+4*x^2).at n=26A164111