Number of strings of length n over Z_5 with trace 1 and subtrace 2.
A073968
Number of strings of length n over Z_5 with trace 1 and subtrace 2.
Terms
- a(0) =0a(1) =0a(2) =1a(3) =20a(4) =125a(5) =650a(6) =3150a(7) =15625a(8) =78000a(9) =390625a(10) =1952500a(11) =9762500a(12) =48815625a(13) =244125000a(14) =1220703125a(15) =6103593750a(16) =30517656250a(17) =152587890625a(18) =762939062500
External references
- oeis: A073968