553270671
domain: N
Appears in sequences
- Binomial coefficient C(7n,n-2).at n=7A004370
- Binomial coefficients C(n,56).at n=7A017720
- Binomial coefficients C(63,n).at n=7A017779
- Binomial coefficients C(2*n+7,7).at n=28A053136
- a(n) = binomial(n^2, n)/n.at n=7A060545
- Main diagonal of table A060543; a(n) = C((n+1)^2-1, n*(n+1)).at n=7A108288
- a(n) = binomial(9*n, n).at n=7A169958
- Triangle t(n,m) read by rows: t(n,m) = binomial(2^n-1, 2^m-1) if n >= 2*m, otherwise symmetrically extended t(n,m) = t(n,n-m).at n=24A176791
- a(n) = 8*binomial(7*n + 8, n)/(7*n + 8).at n=8A233835
- Triangle, read by rows, defined by T(n,k) = C(n^2 - k^2, n*k - k^2), for k=0..n, n>=0.at n=37A245243