Number of binary strings of length n with no substrings equal to 0011 0101 or 0110.

Terms

a(0) =13a(1) =21a(2) =34a(3) =55a(4) =87a(5) =136a(6) =211a(7) =326a(8) =501a(9) =766a(10) =1166a(11) =1769a(12) =2676a(13) =4037a(14) =6075a(15) =9122a(16) =13671a(17) =20453a(18) =30551a(19) =45569a(20) =67881a(21) =100998a(22) =150109a(23) =222879a(24) =330625a(25) =490048a(26) =725783a(27) =1074153a(28) =1588694a(29) =2348284