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 A340267 #17 Jan 04 2021 13:56:24 %S A340267 2,3,4,6,6,12,15,20,30,30,60,42,84,105,140,210,210,420,280,330,360, %T A340267 840,504,1260,1155,1540,2310,2520,4620,3080,5460,3960,9240,5544,13860, %U A340267 6930,16380,15015,27720,30030,32760,60060,40040,45045,51480,120120,72072,180180 %N A340267 Maximum LCM of partitions of n into pairwise coprime parts that are >= 2. %C A340267 a(n) <= A123131(n). %H A340267 Fausto A. C. Cariboni, <a href="/A340267/b340267.txt">Table of n, a(n) for n = 2..260</a> %e A340267 For n=22 we have a(22) = 360 since 22 = 5 + 8 + 9 and lcm([5, 8, 9]) = 360. %e A340267 Note a(22) = 360 < A123131(22) = 420. %o A340267 (PARI) isok(p) = {for (i=1, #p, for (j=i+1, #p, if (gcd(p[i], p[j]) > 1, return(0)););); return(1);} %o A340267 a(n) = {my(x=1); forpart(p=n, if ((vecmin(p)>=2) && isok(p), x = max(x, lcm(Vec(p))));); x;} \\ _Michel Marcus_, Jan 03 2021 %Y A340267 Cf. A007359, A007360, A123131. %K A340267 nonn %O A340267 2,1 %A A340267 _Fausto A. C. Cariboni_, Jan 02 2021