Expansion of ((sqrt(2);x)_inf + (-sqrt(2);x)_inf - 2)/4, where(a;q)_inf is the q-Pochhammer symbol.

Terms

a(0) =1a(1) =1a(2) =2a(3) =2a(4) =3a(5) =5a(6) =6a(7) =8a(8) =11a(9) =15a(10) =18a(11) =24a(12) =29a(13) =37a(14) =48a(15) =58a(16) =71a(17) =89a(18) =108a(19) =132a(20) =163a(21) =195a(22) =236a(23) =284a(24) =341a(25) =405a(26) =486a(27) =578a(28) =683a(29) =809