Expansion of e.g.f. (1/x) * Series_Reversion( x/(1 + x * cosh(x))^2 ).

A381449

Expansion of e.g.f. (1/x) * Series_Reversion( x/(1 + x * cosh(x))^2 ).

Terms

    a(0) =1a(1) =2a(2) =10a(3) =90a(4) =1224a(5) =22450a(6) =517920a(7) =14395514a(8) =468414464a(9) =17474840226a(10) =735559614720

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