Product_{n>=1} (1 + x^n)^(a(n)/n!) = 1 + sinh(x).

A354172

Product_{n>=1} (1 + x^n)^(a(n)/n!) = 1 + sinh(x).

Terms

    a(0) =1a(1) =0a(2) =1a(3) =-4a(4) =21a(5) =-76a(6) =1023a(7) =-12160a(8) =65145a(9) =-602416a(10) =10925883a(11) =-120444160a(12) =1994183205a(13) =-21404165056a(14) =372390766023

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