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 A193340 #5 Mar 31 2012 13:48:31 %S A193340 1,5,105,189,385,19305,85085,8729721,1249937325,37182145,608142583125, %T A193340 1452095555625,215656441,191898783962510625,372509404162520625, %U A193340 29248404810625,431620764875678503125,4873615036539089841,181101347337625,1553338924739899476440625 %N A193340 Terms of A001783 which are smaller than the preceding term in that sequence. %C A193340 Appears to be a subsequence of A124441. %o A193340 (PARI) m=9;for(n=1,99,m+0>(m=A001783(n)) && print1(m", ")) %Y A193340 Cf. A193338, A193339 for record values in A001783. %K A193340 nonn %O A193340 1,2 %A A193340 _M. F. Hasler_, Jul 23 2011