89237148
domain: N
Appears in sequences
- a(n) = binomial(2n,n)*n*(2n+1)/2.at n=11A051133
- Smallest integer value of n!/(2!3!...p!), where denominator contains product of factorials of primes in increasing order.at n=21A088302
- a(n) = C(n+2,2)*C(n,floor(n/2)).at n=21A107231
- Denominator of the polynomial A_l(x) = Sum_{d=1..l-1} x^(l-d)/d for index l=2n+1 evaluated at x=10.at n=11A145629
- a(n) = (12*n)!*n! / ((6*n)!*(4*n)!*(3*n)!).at n=2A295431
- a(n) = (6*n)!/((3*n)!*(2*n)!) * (n/2)!/(3*n/2)!.at n=4A347854
- a(n) = (4*n)!/((2*n)!*(n)!) * (n/3)!/(4*n/3)!.at n=6A347855