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 A236287 #8 Jan 24 2014 11:15:58 %S A236287 1,9,16,343,36,20736,64,50625,2197,104976,144,481890304,196,331776, %T A236287 331776,28629151,324,3518743761,400,5489031744,1048576,1679616,576, %U A236287 167961600000000,29791,3111696,2560000,30840979456,900,722204136308736,1024,62523502209,5308416 %N A236287 a(n) = sigma(n)^tau(n), where tau(n) = A000005(n) = the number of divisors of n and sigma(n) = A000203(n) = the sum of divisors of n. %H A236287 Jaroslav Krizek, <a href="/A236287/b236287.txt">Table of n, a(n) for n = 1..100</a> %F A236287 a(n) = A000203(n)^A000005(n). %e A236287 a(4) = sigma(4)^tau(4) = 7^3 = 343. %t A236287 Table[DivisorSigma[1, n]^DivisorSigma[0, n], {n, 1000}] %o A236287 (PARI) s=[]; for(n=1, 40, s=concat(s, sigma(n, 1)^sigma(n, 0))); s \\ _Colin Barker_, Jan 24 2014 %Y A236287 Cf. A000005 (tau(n)), A000203 (sigma(n)), A062758 (n^tau(n)), A217872 (sigma(n)^n), A236285 (tau(n)^sigma(n)), A236286. %K A236287 nonn %O A236287 1,2 %A A236287 _Jaroslav Krizek_, Jan 23 2014