Number of binary words of length n containing exactly two (possibly overlapping) occurrences of the subword 01101.

A317781

Number of binary words of length n containing exactly two (possibly overlapping) occurrences of the subword 01101.

Terms

    a(0) =1a(1) =4a(2) =13a(3) =35a(4) =92a(5) =230a(6) =562a(7) =1333a(8) =3106a(9) =7114a(10) =16090a(11) =35968a(12) =79637a(13) =174812a(14) =380903a(15) =824469a(16) =1774122a(17) =3797436a(18) =8089574a(19) =17158409a(20) =36250415a(21) =76309260a(22) =160102335a(23) =334877607a(24) =698461293a(25) =1452964434a(26) =3015112497a(27) =6242510786a(28) =12896941964a(29) =26591579894

External references