Number of strings of numbers x(i=1..n) in 0..8 with sum i^3*x(i) equal to n^3*8.
A184256
Number of strings of numbers x(i=1..n) in 0..8 with sum i^3*x(i) equal to n^3*8.
Terms
- a(0) =1a(1) =2a(2) =3a(3) =13a(4) =51a(5) =278a(6) =1500a(7) =7939a(8) =41835a(9) =216304a(10) =1098036a(11) =5469347a(12) =26720527a(13) =128062654a(14) =602383825a(15) =2782565907a(16) =12630464094a(17) =56374423419a(18) =247582918975
External references
- oeis: A184256