Numbers having in binary representation exactly two ones in three consecutive digits.

Terms

a(0) =3a(1) =5a(2) =6a(3) =11a(4) =13a(5) =22a(6) =27a(7) =45a(8) =54a(9) =91a(10) =109a(11) =182a(12) =219a(13) =365a(14) =438a(15) =731a(16) =877a(17) =1462a(18) =1755a(19) =2925a(20) =3510a(21) =5851a(22) =7021a(23) =11702a(24) =14043a(25) =23405a(26) =28086a(27) =46811a(28) =56173a(29) =93622