Row sums of A123539.

Terms

a(0) =0a(1) =1a(2) =3a(3) =4a(4) =6a(5) =7a(6) =9a(7) =10a(8) =17a(9) =22a(10) =29a(11) =41a(12) =64a(13) =108a(14) =188a(15) =325a(16) =547a(17) =890a(18) =1399a(19) =2129a(20) =3147a(21) =4543a(22) =6486a(23) =9445a(24) =14905a(25) =27370a(26) =59369a(27) =142897a(28) =353726a(29) =860026