Row sums of triangle A116868 (called Y(1,3)).
A116862
Row sums of triangle A116868 (called Y(1,3)).
Terms
- a(0) =1a(1) =7a(2) =55a(3) =472a(4) =4300a(5) =40861a(6) =400567a(7) =4021720a(8) =41147398a(9) =427470430a(10) =4497253054a(11) =47817544348a(12) =513029453530
External references
- oeis: A116862