The ED4 array read by antidiagonals.

Terms

a(0) =1a(1) =2a(2) =1a(3) =13a(4) =6a(5) =1a(6) =76a(7) =41a(8) =10a(9) =1a(10) =789a(11) =372a(12) =93a(13) =14a(14) =1a(15) =7734a(16) =4077a(17) =1020a(18) =169a(19) =18a(20) =1a(21) =110937a(22) =53106a(23) =13269a(24) =2212a(25) =269a(26) =22a(27) =1a(28) =1528920a(29) =795645