a(n) = [x^n] 1/eta(x)^(2^n).A158102a(n) = [x^n] 1/eta(x)^(2^n).Terms a(0) =1a(1) =2a(2) =14a(3) =192a(4) =6460a(5) =604352a(6) =176638592a(7) =175532923904External referencesoeis: A158102