Number of strings of length n over Z_6 with trace 1 and subtrace 2.

A073979

Number of strings of length n over Z_6 with trace 1 and subtrace 2.

Terms

    a(0) =0a(1) =0a(2) =9a(3) =48a(4) =180a(5) =972a(6) =7056a(7) =48384a(8) =297432a(9) =1762560a(10) =10349856a(11) =60466176a(12) =356638464a(13) =2139830784a(14) =12958657344a(15) =78399995904a(16) =472093588224

External references