Table of coefficients in the iterations of Euler's tree function (A000169), as read by antidiagonals.

A274390

Table of coefficients in the iterations of Euler's tree function (A000169), as read by antidiagonals.

Terms

    a(0) =1a(1) =1a(2) =0a(3) =1a(4) =2a(5) =0a(6) =1a(7) =4a(8) =9a(9) =0a(10) =1a(11) =6a(12) =30a(13) =64a(14) =0a(15) =1a(16) =8a(17) =63a(18) =332a(19) =625a(20) =0a(21) =1a(22) =10a(23) =108a(24) =948a(25) =4880a(26) =7776a(27) =0a(28) =1a(29) =12

External references