Size of blocks of 1's in the second column of Catalan numbers written in binary and left-aligned.

A279026

Size of blocks of 1's in the second column of Catalan numbers written in binary and left-aligned.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =4a(4) =6a(5) =10a(6) =15a(7) =23a(8) =36a(9) =59a(10) =93a(11) =148a(12) =234a(13) =372a(14) =592a(15) =939a(16) =1490a(17) =2366a(18) =3754a(19) =5959a(20) =9460a(21) =15017a(22) =23838a(23) =37841a(24) =60068a(25) =95352a(26) =151362

External references