Triangle in A059032 read by rows in natural order.

Terms

a(0) =1a(1) =0a(2) =1a(3) =0a(4) =2a(5) =3a(6) =0a(7) =7a(8) =11a(9) =13a(10) =0a(11) =28a(12) =53a(13) =67a(14) =71a(15) =0a(16) =152a(17) =297a(18) =416a(19) =472a(20) =487a(21) =0a(22) =1015a(23) =2022a(24) =2921a(25) =3586a(26) =3890a(27) =3965a(28) =0a(29) =8159