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A012715 Expansion of e.g.f. sinh(arctanh(x) * exp(x)). 0

%I #7 Jul 24 2018 19:20:36

%S 0,1,2,6,24,160,1120,9296,79744,791232,8303488,98662784,1234416128,

%T 17090231808,247660907520,3911062116352,64395491606528,

%U 1142963925405696,21081499860049920,415641154415091712

%N Expansion of e.g.f. sinh(arctanh(x) * exp(x)).

%e x + 2/2!*x^2 + 6/3!*x^3 + 24/4!*x^4 + 160/5!*x^5 ...

%K nonn

%O 0,3

%A Patrick Demichel (patrick.demichel(AT)hp.com)

%E a(0) inserted and title improved by _Sean A. Irvine_, Jul 24 2018

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Last modified July 15 18:49 EDT 2024. Contains 374333 sequences. (Running on oeis4.)