cp's OEIS Frontend

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.

A181486 Record values in A171919 = number of solutions to n=x*y*z, x+y=z+1.

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%I A181486 #21 Aug 24 2025 23:28:20
%S A181486 1,2,3,6,8,10,14,16,20,22,24,26,28,34,38
%N A181486 Record values in A171919 = number of solutions to n=x*y*z, x+y=z+1.
%C A181486 The sequence lists all m=A171919(n) such that m > A171919(k) for all k < n.
%C A181486 The indices n for which these record values are taken are given in A181485.
%C A181486 Larger numbers of solutions do occur, for example A171919(388778796252000) = 38 (although this may not even be a record). - _Georgi Guninski_, Jan 04 2011
%F A181486 A181486(n) = A171919(A181485(n)).
%o A181486 (PARI) m=0; for(n=1,1e9, A171919(n)>m | next; print1(m=A171919(n),", "))
%Y A181486 Cf. A171919, A181485.
%K A181486 more,nonn,changed
%O A181486 1,2
%A A181486 _R. J. Mathar_ and _M. F. Hasler_, Oct 23 2010
%E A181486 a(10)-a(13) from _Donovan Johnson_, Jun 14 2011
%E A181486 a(14)-a(15) from _Robert Gerbicz_, Apr 10 2012