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 A101423 #14 Oct 06 2016 07:31:38 %S A101423 3,6,12,19,28,38,51,64,80,97,116,136,159,182,208,235,264,294,327,360, %T A101423 396,433,472,512,555,598,644,691,740,790,843,896,952,1009,1068,1128, %U A101423 1191,1254,1320,1387,1456,1526,1599,1672,1748,1825,1904,1984,2067,2150,2236 %N A101423 Number of different cuboids with volume p^3 * q^n, where p,q are distinct prime numbers. %C A101423 Subsequence of A034836, which gives the number of cuboids for volume n. %F A101423 a(n) = A034836(2^3*3^n) = A034836(3^3*2^n) = A034836(p^3*q^n) for p,q distinct primes. %F A101423 Empirical g.f.: -(x^3+3*x^2+3*x+3)/((x+1)*(x^2+x+1)*(x-1)^3). - _Colin Barker_, Mar 28 2014 %Y A101423 Cf. A034836, A101424, A101425, A101426, A101427. %K A101423 nonn %O A101423 0,1 %A A101423 _Anthony C Robin_, Jan 17 2005 %E A101423 Corrected, edited and extended by _Ray Chandler_, Dec 19 2008 %E A101423 a(0)=3 prepended and g.f. edited by _Alois P. Heinz_, Oct 05 2016