Maximal number of pairs of minimal vectors in n-dimensional laminated lattice.

Terms

a(0) =0a(1) =1a(2) =3a(3) =6a(4) =12a(5) =20a(6) =36a(7) =63a(8) =120a(9) =136a(10) =168a(11) =219a(12) =324a(13) =453a(14) =711a(15) =1170a(16) =2160a(17) =2673a(18) =3699a(19) =5334a(20) =8700a(21) =13860a(22) =24948a(23) =46575a(24) =98280a(25) =98328a(26) =98424a(27) =98571a(28) =98868a(29) =99253