Expansion of Sum_{k>=0} k!!*x^k/Product_{j=1..k} (1 - j*x).

A305405

Expansion of Sum_{k>=0} k!!*x^k/Product_{j=1..k} (1 - j*x).

Terms

    a(0) =1a(1) =1a(2) =3a(3) =10a(4) =41a(5) =201a(6) =1126a(7) =7043a(8) =48603a(9) =366298a(10) =2987189a(11) =26163501a(12) =244654150a(13) =2430411335a(14) =25539609327a(15) =282834656434

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