Number of n X n symmetric binary arrays with rows, considered as binary numbers, in strictly increasing order, and no more than 6 ones in any row.

A162096

Number of n X n symmetric binary arrays with rows, considered as binary numbers, in strictly increasing order, and no more than 6 ones in any row.

Terms

    a(0) =2a(1) =3a(2) =9a(3) =48a(4) =438a(5) =6774a(6) =171886a(7) =6464276a(8) =340763756a(9) =23324861005

External references