Subword complexity of a the infinite word Prod_{i>=1} Prod_{j=1..i} a^j b^(i-j+1).

Terms

a(0) =1a(1) =2a(2) =4a(3) =8a(4) =13a(5) =22a(6) =37a(7) =57a(8) =85a(9) =120a(10) =165a(11) =219a(12) =285a(13) =362a(14) =453a(15) =557a(16) =677a(17) =812a(18) =965a(19) =1135a(20) =1325a(21) =1534a(22) =1765a(23) =2017a(24) =2293a(25) =2592a(26) =2917a(27) =3267a(28) =3645a(29) =4050