Number of strings of numbers x(i=1..n) in 0..8 with sum i^2*x(i)^3 equal to n^2*512.
A184317
Number of strings of numbers x(i=1..n) in 0..8 with sum i^2*x(i)^3 equal to n^2*512.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =2a(4) =2a(5) =18a(6) =139a(7) =1056a(8) =7826a(9) =54515a(10) =381432a(11) =2731297a(12) =19018976a(13) =134976119a(14) =935869825
External references
- oeis: A184317