-1793
domain: Z
Appears in sequences
- Logarithmic (or "LOG") transform of squares A000290.at n=6A033464
- a(n) = IntegerPart(PolyGamma(n, 2)).at n=9A144168
- Triangle T(n,k) = (-1)^k * A119258(n,k) read by rows, 0 <= k <= n.at n=52A145661
- Values of n such that L(5) and N(5) are both prime, where L(k) = (n^2+n+1)*2^(2*k) + (2*n+1)*2^k + 1, N(k) = (n^2+n+1)*2^k + n.at n=59A226925
- L.g.f.: log(Product_{k>=1} (1 + k*x^k)) = Sum_{n>=1} a(n)*x^n/n.at n=15A300786
- Square array A(n,k), n >= 1, k >= 0, read by antidiagonals, where column k is the expansion of e.g.f. log(1 + Sum_{j>=1} j^k * x^j/j!).at n=42A308484
- Values z of primitive solutions (x, y, z) to the Diophantine equation 2*x^3 + 2*y^3 + z^3 = 1.at n=33A338239