Number of square binary words: binary words of length 2n obtained by self-shuffling.
A191755
Number of square binary words: binary words of length 2n obtained by self-shuffling.
Terms
- a(0) =1a(1) =2a(2) =6a(3) =22a(4) =82a(5) =320a(6) =1268a(7) =5102a(8) =20632a(9) =83972a(10) =342468a(11) =1399296a(12) =5720966a(13) =23396618a(14) =95654386a(15) =390868900a(16) =1596000418a(17) =6511211718a(18) =26538617050a(19) =108060466284
External references
- oeis: A191755