Number of compositions of n where the difference between largest and smallest parts equals 5 and adjacent parts are unequal.

A214274

Number of compositions of n where the difference between largest and smallest parts equals 5 and adjacent parts are unequal.

Terms

    a(0) =0a(1) =2a(2) =1a(3) =8a(4) =12a(5) =23a(6) =56a(7) =95a(8) =186a(9) =349a(10) =649a(11) =1181a(12) =2168a(13) =3932a(14) =7045a(15) =12741a(16) =22716a(17) =40528a(18) =72086a(19) =127802a(20) =226191a(21) =399378a(22) =704011a(23) =1238513a(24) =2176306a(25) =3817950a(26) =6689530a(27) =11707266a(28) =20465195a(29) =35738757

External references