Array of numbers used in exotic ternary numeration system, read by antidiagonals.

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =6a(5) =8a(6) =5a(7) =11a(8) =16a(9) =21a(10) =7a(11) =14a(12) =29a(13) =42a(14) =55a(15) =9a(16) =19a(17) =37a(18) =76a(19) =110a(20) =144a(21) =10a(22) =24a(23) =50a(24) =97a(25) =199a(26) =288a(27) =377a(28) =12a(29) =27