Number of arrays of median of three adjacent elements of some length n+2 0..2 array, with no adjacent equal elements in the latter.

A229006

Number of arrays of median of three adjacent elements of some length n+2 0..2 array, with no adjacent equal elements in the latter.

Terms

    a(0) =3a(1) =7a(2) =15a(3) =31a(4) =57a(5) =105a(6) =193a(7) =353a(8) =653a(9) =1209a(10) =2241a(11) =4161a(12) =7719a(13) =14325a(14) =26581a(15) =49311a(16) =91489a(17) =169729a(18) =314881a(19) =584177a(20) =1083761a(21) =2010609a(22) =3730105a(23) =6920121a(24) =12838307a(25) =23817773a(26) =44187025a(27) =81976335a(28) =152083481a(29) =282147169

External references