This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A073634 #12 May 19 2022 16:44:55 %S A073634 2,9,11,13,16,19,23,24,26,28,29,31,36,37,39,40,41,43,44,47,49,50,51, %T A073634 54,56,60,66,67,68,70,72,73,75,77,78,79,80,81,84,86,87,88,91,92,94,95, %U A073634 99,101,102,103,105,108,111,115,121,123,126,127,132,134,135,136,138 %N A073634 Numbers k such that floor((3/2)^k) = A002379(k) is even. %H A073634 Amiram Eldar, <a href="/A073634/b073634.txt">Table of n, a(n) for n = 1..10000</a> %t A073634 Select[Range[0, 150], EvenQ[Floor[(3/2)^#]] &] (* _Amiram Eldar_, May 19 2022 *) %Y A073634 Cf. A002379, A073632 (complement), A073633. %K A073634 easy,nonn %O A073634 1,1 %A A073634 _Benoit Cloitre_, Aug 29 2002 %E A073634 Wrong term (0) removed by _Amiram Eldar_, May 19 2022