91224
domain: N
Appears in sequences
- a(n) = A000085(n) - (1 + Sum_{j=1..n-1} A000085(j)).at n=12A067897
- E.g.f. satisfies: A(x) = 1 + x*Sum_{n>=0} log( A(x)^n )^n / n!.at n=6A221102
- 6*s*t*(4*s^4 + 3*t^4), where s > 0, t = 1..s.at n=8A241923
- Rhonda numbers in sexagesimal number system.at n=18A255731
- G.f.: Product_{k>=1} 1/(1-x^k)^(2*k+3).at n=10A255802
- Triangle read by rows: T(n,k) = logarithmic polynomial G_k^(n)(x) evaluated at x=1.at n=38A260322
- Expansion of 1/(2*f(x)) + 1/(4 - 2*g(x)), where f(x) = sqrt(1 - 4*x) and g(x) = sqrt(1 + 4*x).at n=10A268600
- a(n) = Sum_{k=0..n} (-3)^(n-k) * binomial(2*n+1,k).at n=10A387085