Number of strings of numbers x(i=1..n) in 0..6 with sum i*x(i)^3 equal to n*216.
A184717
Number of strings of numbers x(i=1..n) in 0..6 with sum i*x(i)^3 equal to n*216.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =2a(4) =20a(5) =65a(6) =356a(7) =1958a(8) =11206a(9) =61215a(10) =322965a(11) =1666746a(12) =8471382a(13) =42144511a(14) =206062493a(15) =990942629a(16) =4690125830a(17) =21869723804a(18) =100547402432a(19) =456094690719
External references
- oeis: A184717