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 A072847 #9 Jul 01 2019 11:13:49 %S A072847 2,3,6,8,21,23,50,105,143,221,634,770,1197,2996,5489,7129,18673,25236, %T A072847 46246,96437,179480,298091,425614 %N A072847 The a(n)-th highly-composite number (A002182) is the first one divisible by 2^n. %C A072847 First occurrence of n in A112779. - _Lekraj Beedassy_, Sep 02 2006 %e A072847 a(10) = 221 because the 221st highly-composite number (1487541362038078419072000) is divisible by 2^10. %Y A072847 Cf. A002182, A068506, A112779. %K A072847 nonn,more %O A072847 1,1 %A A072847 _Don Reble_, Jul 24 2002 %E A072847 More terms from _Amiram Eldar_, Jul 01 2019