-8337

Appears in sequences

• a(n) = ((sqrt(2); sqrt(2))_n + (-sqrt(2); -sqrt(2))_n)/2, where (q; q)_n is the q-Pochhammer symbol.at n=7A276474
• G.f.: Product_{m>0} 1/(1 - x^m + 2!*x^(2*m)).at n=33A293294