Augmentation of the triangle A074909. See Comments.

Terms

a(0) =1a(1) =1a(2) =2a(3) =1a(4) =5a(5) =7a(6) =1a(7) =9a(8) =28a(9) =33a(10) =1a(11) =14a(12) =74a(13) =181a(14) =191a(15) =1a(16) =20a(17) =159a(18) =637a(19) =1333a(20) =1297a(21) =1a(22) =27a(23) =300a(24) =1767a(25) =5906a(26) =11029a(27) =10063a(28) =1a(29) =35