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 A221792 #19 Jan 14 2020 22:16:12 %S A221792 1,3,7,17,36,109,265,762,2125,5964,17205,49989,145047,424155,1250298, %T A221792 3697457,10985390,32768938,98054446,294239322,885300000,2669959359, %U A221792 8069333311,24435519147 %N A221792 Number of n-digit cuban primes. %F A221792 a(n) = A113478(n) - A113478(n-1). - _Jens Kruse Andersen_, Jul 14 2014 %Y A221792 Cf. A002407, A113478, A221793. %K A221792 nonn,base,more %O A221792 1,2 %A A221792 _Vladimir Pletser_, Jan 25 2013 %E A221792 a(19)-a(24) added from A113478 by _Andrew Howroyd_, Jan 14 2020