Number of paths from (0,0,0) to (n,n,n) using steps (1,0,0), (0,1,0), (0,0,1), (1,1,1), and (2,2,2).
A339390
Number of paths from (0,0,0) to (n,n,n) using steps (1,0,0), (0,1,0), (0,0,1), (1,1,1), and (2,2,2).
Terms
- a(0) =1a(1) =7a(2) =116a(3) =2397a(4) =54845a(5) =1329644a(6) =33464881a(7) =864627351a(8) =22776683200a(9) =609024723535
External references
- oeis: A339390