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A013146 sinh(tanh(x)+arctan(x))=2*x+4/3!*x^3-88/5!*x^5+2496/7!*x^7... 0

%I #4 Feb 24 2012 12:51:20

%S 2,4,-88,2496,-106624,6875136,-673392640,99550288896,-21279326830592,

%T 6159283224084480,-2276409633583071232,1031635526526543462400,

%U -558671488143239984709632,355396466132997594824048640

%N sinh(tanh(x)+arctan(x))=2*x+4/3!*x^3-88/5!*x^5+2496/7!*x^7...

%K sign

%O 0,1

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

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Last modified September 17 11:15 EDT 2024. Contains 375987 sequences. (Running on oeis4.)