850080
domain: N
Appears in sequences
- Coordination sequence for root lattice B_4.at n=30A022146
- a(n) = (n+1)*binomial(n+5, 5).at n=19A027810
- Numbers that can be expressed as the difference of the squares of primes in exactly eleven distinct ways.at n=26A092007
- Expansion of x*(3*x-1)*(x-3)/(1-15*x+32*x^2-15*x^3+x^4).at n=5A161495
- Number of n X 4 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 1 and 0 1 1 vertically.at n=18A207364
- Number of elements of order n in simple Mathieu group M_23.at n=5A284872
- El Gradechi's hybrid coefficients alpha^{4,4}_{2n}.at n=10A331768
- a(n) = 4*(4*n+3)!/(3*n+4)!.at n=5A370058