a(n) = floor( n*(n+1)*(n+2)*...*(n+6) / (n+(n+1)+(n+2)+...+(n+6)) ).

Terms

a(0) =0a(1) =180a(2) =1152a(3) =4320a(4) =12342a(5) =29700a(6) =63360a(7) =123552a(8) =224640a(9) =386100a(10) =633600a(11) =1000182a(12) =1527552a(13) =2267460a(14) =3283200a(15) =4651200a(16) =6462720a(17) =8825652a(18) =11866422a(19) =15732000a(20) =20592000a(21) =26640900a(22) =34100352a(23) =43221600a(24) =54288000a(25) =67617642a(26) =83566080a(27) =102529152a(28) =124945920a(29) =151301700