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 A210618 #21 Feb 21 2025 15:44:28 %S A210618 45360,43243200,735134400,2205403200,73329656400,97772875200, %T A210618 146659312800,293318625600,13492656777600,26985313555200, %U A210618 391287046550400,782574093100800,4488062423933088000,8976124847866176000,184010559381256608000,368021118762513216000 %N A210618 Highly composite numbers (A002182) that lack a prime factor that the previous HCN has. %H A210618 Amiram Eldar, <a href="/A210618/b210618.txt">Table of n, a(n) for n = 1..1000</a> %e A210618 The HCN 45360 is not a multiple of 11, but the previous HCN 27720 is. %Y A210618 Cf. A002182. %K A210618 nonn %O A210618 1,1 %A A210618 _Daniel Bishop_, Mar 24 2012 %E A210618 Extended by _T. D. Noe_, Mar 26 2012