Number of pairs of conjugate inseparable solutions of X + Y = 2Z (integer, disjoint triples from {1,2,3,...,3n}).
A279198
Number of pairs of conjugate inseparable solutions of X + Y = 2Z (integer, disjoint triples from {1,2,3,...,3n}).
Terms
- a(0) =0a(1) =0a(2) =0a(3) =2a(4) =7a(5) =52a(6) =297a(7) =1994a(8) =14594a(9) =113794a(10) =991741a(11) =9199390a(12) =94105010a(13) =1015012796a(14) =11914379971a(15) =146974330141
External references
- oeis: A279198