Number of compositions of n where the difference between largest and smallest parts equals ten.

Terms

a(0) =0a(1) =0a(2) =2a(3) =3a(4) =12a(5) =23a(6) =61a(7) =135a(8) =306a(9) =679a(10) =1499a(11) =3257a(12) =7053a(13) =15164a(14) =32431a(15) =69040a(16) =146411a(17) =309408a(18) =651883a(19) =1369661a(20) =2870768a(21) =6003795a(22) =12530945a(23) =26106516a(24) =54298625a(25) =112761718a(26) =233840142a(27) =484291242a(28) =1001762899a(29) =2069809195