Triangle read by rows counting compositions (ordered partitions) by minimal part size.

Terms

a(0) =1a(1) =1a(2) =1a(3) =1a(4) =0a(5) =3a(6) =1a(7) =0a(8) =1a(9) =6a(10) =1a(11) =0a(12) =0a(13) =2a(14) =13a(15) =1a(16) =0a(17) =0a(18) =1a(19) =3a(20) =27a(21) =1a(22) =0a(23) =0a(24) =0a(25) =2a(26) =5a(27) =56a(28) =1a(29) =0