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 A261086 #5 Sep 24 2015 11:29:44 %S A261086 23,31,49,60,63,73,86,100,115,123,147,150,163,182,199,225,230,236,241, %T A261086 262,277,284,302,307,325,329,342,346,358,367,372,392,395,412,421,427, %U A261086 442,458,466,468,486,494,503,514,519,528,536,542,550,553,555,563,584,604,610,627,630,642,643,646,653,660,680,685,719,723,736,738,740,745,767 %N A261086 Numbers n > 1 for which A261085(n) < A261085(n-1). %H A261086 Antti Karttunen, <a href="/A261086/b261086.txt">Table of n, a(n) for n = 1..10000</a> %o A261086 (Scheme, with _Antti Karttunen_'s IntSeq-library) %o A261086 (define A261086 (MATCHING-POS 1 1 (lambda (n) (and (> n 1) (> (A261085 (- n 1)) (A261085 n)))))) %Y A261086 Cf. A261085, A261087 (the corresponding primes). %K A261086 nonn %O A261086 1,1 %A A261086 _Antti Karttunen_, Sep 23 2015