Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).
%I #12 Feb 27 2020 04:24:54
%S 2,3,5,4,7,18,32,91,142,454,1,245,15,16,126,10,304,74,202,0,296,409,
%T 227,89,865,425,183,384,616,634,1200,1467,1226,159,233,2023,584,1384,
%U 745,764,770,329,1582,1721,585,85,392,136,3984,740,302,890
%N Position where n occurs first in the continued fraction expansion of e^3.
%o (Sage)
%o l = continued_fraction(exp(3))[:10000]
%o [next((i for i, x in enumerate(l) if x == n), None) for n in range(1,100)]
%Y Cf. A058282.
%K nonn
%O 1,1
%A _Ralf Stephan_, Jan 12 2015