Number of binary words of length n with exactly one occurrence of subword 010 and exactly one occurrence of subword 101.
A255386
Number of binary words of length n with exactly one occurrence of subword 010 and exactly one occurrence of subword 101.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =2a(5) =4a(6) =10a(7) =20a(8) =42a(9) =84a(10) =166a(11) =320a(12) =608a(13) =1140a(14) =2116a(15) =3892a(16) =7102a(17) =12868a(18) =23170a(19) =41488a(20) =73918a(21) =131104a(22) =231578a(23) =407520a(24) =714672a(25) =1249368a(26) =2177736a(27) =3785688a(28) =6564362a(29) =11355940
External references
- oeis: A255386