-207

Appears in sequences

• a(n) = 7^n - n^8.at n=2A024083
• McKay-Thompson series of class 12d for Monster.at n=11A058492
• Expansion of (1-x)^(-1)/(1-2*x+2*x^3).at n=10A077853
• Coefficients of the solution to a functional equation.at n=12A092421
• a(n) = 2(a(n-2) - a(n-1)) + a(n-3) where a(0)=-3, a(1)=11 & a(2)=-30.at n=4A098150
• Expansion of 1/sqrt(1-6x+13x^2).at n=5A098338
• Triangle read by rows: T(n,k) = (-1)^k*3^(n-1-2k)*binomial(n-k,k)*(4n-5k)/(n-k) (0 <= k <= floor(n/2), n >= 1).at n=47A104063
• Expansion of (2*x+1)*(4*x^2+8*x+1)/((3*x^2+3*x+1)*(2*x^3+2*x^2+4*x+1)).at n=4A110689
• Number of partitions of n with even crank minus number of partitions of n with odd crank.at n=37A124226
• G.f.: Product_{k>0} (1-x^(4k-1)) / (1-x^(4k-2)).at n=41A131795
• Expansion of phi(-x) * chi(-x) in powers of x where phi(), chi() are Ramanujan theta functions.at n=37A132970
• Expansion of q * (psi(q^6) / psi(q^3))^3 * phi(q)^5 / psi(q) in powers of q where phi(), psi() are Ramanujan theta functions.at n=17A133739
• a(n) = 13 + 12*n - n^2.at n=22A136316
• Inverse binomial transform of A144472.at n=7A145593
• Expansion of eta(q) * eta(q^10)^3 / (eta(q^2) * eta(q^4) * eta(q^5) * eta(q^20)) in powers of q.at n=49A147702
• Numerator of Euler(n, 9/32).at n=2A157775
• A symmetrical triangle sequence: T(n, k) = q^k + q^(n-k) - q^n, with q=3.at n=17A176225
• A symmetrical triangle sequence: T(n, k) = q^k + q^(n-k) - q^n, with q=3.at n=18A176225
• E.g.f. A(x) satisfies: P(A(x)) = exp(x) where P(x) = Product_{n>=1} 1/(1-x^n), the partition function.at n=3A180563
• Array: row n shows the coefficients of the characteristic polynomial of the n-th principal submatrix of {max(i,j)} (A051125).at n=22A203989