Number of 7 X 7 binary matrices with n=0..49 ones up to row and column permutations.

Terms

a(0) =1a(1) =1a(2) =3a(3) =6a(4) =16a(5) =34a(6) =90a(7) =211a(8) =515a(9) =1229a(10) =2960a(11) =6893a(12) =15753a(13) =34450a(14) =72235a(15) =143477a(16) =269186a(17) =473945a(18) =781713a(19) =1203617a(20) =1728192a(21) =2310376a(22) =2874232a(23) =3325215a(24) =3576980a(25) =3576980a(26) =3325215a(27) =2874232a(28) =2310376a(29) =1728192