54400
domain: N
Appears in sequences
- Glaisher's function G(n) (18 squares version).at n=30A002609
- Number of ways to place 3 nonattacking queens on an n X n board.at n=10A047659
- Triangle read by rows: T(n,k) is number of leaves at level k in all noncrossing rooted trees on n+1 nodes.at n=41A101372
- Sum of interior Multinomial Coefficient components.at n=8A115351
- Numbers with prime factorization pq^2r^7.at n=21A190466
- Triangle read by rows, T(n, k) = 4^k*S_4(n, k) where S_m(n, k) are the Stirling-Frobenius subset numbers of order m; n >= 0, k >= 0.at n=18A225467
- Larger member of primitive friendly pairs ordered by smallest maximal element.at n=34A233039
- E.g.f. satisfies: A'(x) = A(x)^2/A(-x)^2, with A(0)=1.at n=7A235166
- a(n) = (a(n-1) - a(n-2)) * a(n-1) / a(n-3) with a(0) = 2, a(1) = 1, a(2) = -1.at n=9A243005
- a(n) = 34*n^2.at n=40A303302
- Number T(n,k) of ways to place k nonattacking queens on an n X n board; triangle T(n,k), n>=0, 0<=k<=n, read by rows.at n=58A348129