307878domain: NAppears in sequencesPisot sequence E(8,14), a(n)=[ a(n-1)^2/a(n-2)+1/2 ].at n=18A014002Expansion of 1/(1 - Sum_{k>=1} k!*x^(k*(k+1)/2) / Product_{j=1..k} (1 - x^j)).at n=15A307068