6724520
domain: N
Appears in sequences
- a(n) = binomial coefficient C(n,7).at n=28A000580
- a(n) = 5*binomial(n, 6).at n=34A000910
- Binomial coefficients binomial(5n,n).at n=7A001449
- Binomial coefficient C(35,n).at n=7A010951
- Binomial coefficient C(n,28).at n=7A010981
- a(n) = binomial(n, floor(n/5)).at n=35A051052
- Binomial coefficients C(2*n+7,7).at n=14A053136
- a(n) = binomial(n, greatest prime factor of n).at n=34A080213
- Triangle read by rows: T(n,k) = binomial(k*n,n), 1 <= k <= n.at n=25A096130
- Triangle, read by rows, where T(n,k) = C(n*(n-1)/2 - k*(k-1)/2 + n-k, n-k).at n=37A107862
- Column 1 of triangle A107862; a(n) = binomial(n*(n+1)/2 + n, n).at n=7A107863
- Triangle, read by rows, where T(n,k) = C( n*(n+1)/2 + n-k, n-k), for n>=k>=0.at n=28A121334
- Triangle T(n, k) = binomial(n*(n+1)/2 + k, k), read by rows.at n=43A176566
- a(n) = binomial(n, A002024(n+1)-1) where A002024 is "n appears n times".at n=35A180272
- Number of nonnegative integer arrays of length n summing to n without equal adjacent values modulo 2.at n=28A221315
- Triangle read by rows: the reversed x = 1+q Narayana triangle at m=3.at n=37A243663
- Triangle T(n,k) = binomial(5*n - 4*k, 4*n - 3*k), 0 <= k <= n.at n=28A264774
- Dirichlet g.f.: Product_{k>=2} 1 / (1 - k^(-s))^binomial(k+6,7).at n=28A344207