A column and diagonal of A060187 (k=4).

A060190

A column and diagonal of A060187 (k=4).

Terms

    a(0) =1a(1) =76a(2) =1682a(3) =23548a(4) =259723a(5) =2485288a(6) =21707972a(7) =178300904a(8) =1403080725a(9) =10708911188a(10) =79944249686a(11) =587172549764

External references