Number of strings of length n over GF(4) with trace 0 and subtrace 0.
A073995
Number of strings of length n over GF(4) with trace 0 and subtrace 0.
Terms
- a(0) =1a(1) =1a(2) =7a(3) =28a(4) =76a(5) =256a(6) =1072a(7) =4288a(8) =16576a(9) =65536a(10) =262912a(11) =1051648a(12) =4197376a(13) =16777216a(14) =67121152a(15) =268484608a(16) =1073790976a(17) =4294967296a(18) =17180065792a(19) =68720263168a(20) =274878693376
External references
- oeis: A073995