Array read by antidiagonals: T(n,k) is the number of n X n nonnegative integer matrices with sum of elements equal to k, up to rotations and reflections.

A343875

Array read by antidiagonals: T(n,k) is the number of n X n nonnegative integer matrices with sum of elements equal to k, up to rotations and reflections.

Terms

    a(0) =1a(1) =0a(2) =1a(3) =0a(4) =1a(5) =1a(6) =0a(7) =1a(8) =1a(9) =1a(10) =0a(11) =1a(12) =3a(13) =3a(14) =1a(15) =0a(16) =1a(17) =4a(18) =11a(19) =3a(20) =1a(21) =0a(22) =1a(23) =8a(24) =31a(25) =24a(26) =6a(27) =1a(28) =0a(29) =1

External references