2395008000
domain: N
Appears in sequences
- E.g.f. 1/((1-x)(1-x^3)).at n=12A052569
- Expansion of e.g.f. 5*x/(1-x).at n=12A052648
- Expansion of e.g.f. (1-x^2)/(1-x^2-x^3).at n=12A052679
- Denominator of Bernoulli(2n)/(2n!).at n=10A255506
- Number of edges in the n-alternating group graph.at n=11A317527
- Irregular triangle read by rows: T(n,k) is the number of sets of lists with distinct block sizes (as in A088311(n)) and containing exactly k lists.at n=42A351884
- Amicable numbers k that can be expressed as a sum k = x+y = A001065(x) + A001065(y) and a sum k = z+t = A001065(z) + A001065(t) where (x, y, z, t) are parts of two amicable pairs and A001065(i) is the sum of the aliquot parts of i.at n=17A359334
- Expansion of e.g.f. 1/(1 + x * log(1 - x^3 - x^4)).at n=12A371200