-3006

Appears in sequences

• Expansion of Product_{m>=1} (1 - m*q^m)^9.at n=10A022669
• G.f. A(x) satisfies: A(x)^2 = 1/AGM(1, 1 - 8*x/A(x)^2 ).at n=16A158122
• A quadrisection of A158122: a(n) = A158122(4n).at n=4A158212