Number of idempotent 5X5 0..n matrices of rank 3.

A224119

Number of idempotent 5X5 0..n matrices of rank 3.

Terms

    a(0) =2050a(1) =20810a(2) =103050a(3) =368130a(4) =1042030a(5) =2563150a(6) =5576290a(7) =11164490a(8) =20782910a(9) =36563090a(10) =61222530a(11) =98646650a(12) =153264230a(13) =231266730a(14) =339896070

External references