Constant term in the expansion of (1 + w^4 + x^4 + y^4 + z^4 + 1/(w*x*y*z))^n.
A361705
Constant term in the expansion of (1 + w^4 + x^4 + y^4 + z^4 + 1/(w*x*y*z))^n.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =1a(7) =1a(8) =1681a(9) =15121a(10) =75601a(11) =277201a(12) =831601a(13) =2162161a(14) =5045041a(15) =10810801a(16) =54054001a(17) =592191601a(18) =5035670641a(19) =31553973361a(20) =157346607601a(21) =660308770801
External references
- oeis: A361705