Number of strings of numbers x(i=1..n) in 0..7 with sum i^3*x(i)^2 equal to n^3*49.
A184301
Number of strings of numbers x(i=1..n) in 0..7 with sum i^3*x(i)^2 equal to n^3*49.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =4a(5) =29a(6) =82a(7) =819a(8) =4062a(9) =21900a(10) =97458a(11) =711528a(12) =3745075a(13) =22185248a(14) =113394385a(15) =740376712a(16) =3928605875
External references
- oeis: A184301