Constant term in the expansion of (1 + x*y*z + w*y*z + w*x*z + w*x*y + 1/(w*x*y*z))^n.
A361675
Constant term in the expansion of (1 + x*y*z + w*y*z + w*x*z + w*x*y + 1/(w*x*y*z))^n.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =1a(7) =841a(8) =6721a(9) =30241a(10) =100801a(11) =277201a(12) =665281a(13) =1441441a(14) =10450441a(15) =118918801a(16) =917716801a(17) =5162277121a(18) =23183465761a(19) =88037913601a(20) =293383742401a(21) =988690080001
External references
- oeis: A361675