-13664

Appears in sequences

• Expansion of cos(x*log(1+x)).at n=8A009031
• a(n+3) = a(n) - a(n+1) - a(n+2); a(0) = -5, a(1) = 6, a(2) = 0.at n=26A105580
• Expansion of modular form (E6(q)+8*E6(q^2))/9, where E6 = A013973.at n=3A198948
• a(n) = (-1)^n*(n + 1)*(5*n^2 + 10*n + 1).at n=13A271532