587860
domain: N
Appears in sequences
- Theta series of A*_20 lattice.at n=54A023932
- a(n) = binomial(2*n, n) mod binomial(2*n-2, n-1).at n=10A024483
- Expansion of e.g.f. Bessel_I(2,2x) + 2*Bessel_I(3,2x) + Bessel_I(4,2x).at n=21A116385
- Oscillating orbitals over n sectors (nonpositive values indicating there exist none).at n=22A232500
- Number of preferential arrangements of n labeled elements such that the minimal number of elements per rank equals 9.at n=12A245862
- a(n) = (n-1)*Catalan(n).at n=11A276666
- Least k such that Sum_{i=1..n} k^i / i is a positive integer.at n=21A333072