Triangle read by rows. T(n,k) is the number of direct sum decompositions of GF(2)^n into subspaces of dimension at most k, 1<=k<=n.

A298561

Triangle read by rows. T(n,k) is the number of direct sum decompositions of GF(2)^n into subspaces of dimension at most k, 1<=k<=n.

Terms

    a(0) =1a(1) =3a(2) =4a(3) =28a(4) =56a(5) =57a(6) =840a(7) =2800a(8) =2920a(9) =2921a(10) =83328a(11) =499968a(12) =539648a(13) =540144a(14) =540145a(15) =27998208a(16) =323534848a(17) =363889408a(18) =364556032a(19) =364558048a(20) =364558049a(21) =32509919232a(22) =765789208576a(23) =904149876736a(24) =906907414528a(25) =906918338560a(26) =906918346688a(27) =906918346689

External references