-877
domain: Z
Appears in sequences
- a(n) = 82n^3 - 1228n^2 + 6130n - 5861.at n=1A076808
- Series expansion of (-3 - 2*x)/(1 + x - x^3) in powers of x.at n=44A078712
- Expansion of e.g.f.: exp(exp(-x) - 1).at n=7A292935
- Square array A(n,k), n>=0, k>=0, read by antidiagonals, where A(0,k) = 1 and A(n,k) = (-1)^(k+1) * Sum_{i=0..n-1} (-1)^i * binomial(n-1,i) * binomial(i+1,k) * A(n-1-i,k) for n > 0.at n=35A292948
- Square array T(n,k), n>=0, k>=0, read by antidiagonals, where T(0,k) = 1 and T(n,k) = (-1)^(k+1) * k! * Sum_{i=0..n-1} (-1)^i * binomial(n-1,i) * binomial(i+1,k) * T(n-1-i,k) for n > 0.at n=35A292973
- Numerators of coefficients in the expansion given in A340825 (see Comments).at n=5A340844
- Difference 2*k - A003961(k) computed for k for which this difference divides difference (A003961(k)-sigma(k)), where A003961 is fully multiplicative with a(prime(i)) = prime(i+1).at n=38A379216