Expansion of e.g.f. (1 - sqrt(1 - 4*LambertW(x)))/2.

A180680

Expansion of e.g.f. (1 - sqrt(1 - 4*LambertW(x)))/2.

Terms

    a(0) =1a(1) =0a(2) =9a(3) =8a(4) =705a(5) =2304a(6) =154945a(7) =1097088a(8) =67699233a(9) =821657600a(10) =49591224441a(11) =901894072320

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