66421555200
domain: N
Appears in sequences
- Expansion of e.g.f. (1 + 4*x - sqrt(1-8*x))/8.at n=9A052712
- a(n) = lcm(b(0),b(1),b(2),...,b(n)), where b(m) = A130479(m).at n=16A130480
- Denominator of Sum_{k=0..n} 1/k!!.at n=16A143383
- Table read by rows. Coefficients of Lommel polynomials L(n, m, z) = (Gamma(n + m) / (Gamma(n) * (z/2)^m)) * hypergeom([(1 - m)/2, -m/2], [n, -m, 1 - n - m], z^2) for n = m and descending powers.at n=31A171636
- a(n) = n*(n+2)*(n+4)*(n+6)*(n+8)*(n+10)*(n+12)*(n+14).at n=16A346515
- Table read by rows. T(n, k) = [z^k] LommelR(n, n, 1/z) where LommelR are the Lommel polynomials.at n=44A369117
- E.g.f. satisfies A(x) = 1/(1 - x^2*A(x))^x.at n=13A375830