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 A031129 #7 May 01 2017 15:12:50 %S A031129 10,29,76,161,322,588,1042,1751,2875,4570,7127,10859,16305,24050, %T A031129 35039,50354,71608,100696,140348,193783,265504,360888,487213,653242, %U A031129 870612,1153321,1519657,1991688,2597761,3372106,4358197,5608417 %N A031129 Number of proper factorizations of p1^n*p2^6, where p1 and p2 are distinct primes. %H A031129 Ray Chandler, <a href="/A031129/b031129.txt">Table of n, a(n) for n = 0..200</a> %F A031129 a(n) = A002755(n) - 1 = A028422(2^n*3^6). - _Ray Chandler_, May 01 2017 %Y A031129 Cf. A002755, A028422. %K A031129 nonn %O A031129 0,1 %A A031129 _Jeff Burch_ %E A031129 Offset changed to 0 and more terms added by _Ray Chandler_, May 01 2017