285012

Appears in sequences

• a(n) = n*(n + 1)*(n + 2)*(n + 3)/2.at n=26A033486
• a(n) = C(1+n,1) * C(2+n,1) * C(4+n,2).at n=25A112415
• Number of ways 2*n-1 people can vote on three candidates so that the Condorcet paradox arises.at n=26A277935
• Long leg of the unique primitive Pythagorean triple whose inradius is A000045(n) and such that its long leg and its hypotenuse are consecutive natural numbers.at n=14A382608