Number of (w,x,y) with all terms in {0,...,n} and odd range.

Terms

a(0) =0a(1) =6a(2) =12a(3) =36a(4) =60a(5) =114a(6) =168a(7) =264a(8) =360a(9) =510a(10) =660a(11) =876a(12) =1092a(13) =1386a(14) =1680a(15) =2064a(16) =2448a(17) =2934a(18) =3420a(19) =4020a(20) =4620a(21) =5346a(22) =6072a(23) =6936a(24) =7800a(25) =8814a(26) =9828a(27) =11004a(28) =12180a(29) =13530