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 A257914 #13 Jun 06 2015 11:53:27 %S A257914 3076521984,1342968750,3718250496,6398410752,1304296875,1437890625, %T A257914 3142968750,1824609375,3649218750,9123046875,1542389760,1923046875, %U A257914 1683947520,1384906752,2769813504,2845310976,1578369024,3104296875,1269843750,6349218750,1074659328 %N A257914 Pandigital numbers reordered so that the numbers A050278(n)/(2^k*5^m), where 2^k||A050278(n) and 5^m||A050278(n), appear in nondecreasing order. %C A257914 If two such numbers A050278(n_1)/(2^k_1*5^m_1) and A050278(n_2)/(2^k_2*5^m_2) are equal, then A050278(n_1) appears earlier than A050278(n_2) iff A050278(n_1)<A050278(n_2). For example, a(8)/(2^0*5^8)=a(9)/(2^1*5^8)= 4671. There are 234710 such pairs. %C A257914 Note that, a(1) = 3076521984 means that min(A050278(n)/(2^k*5^m)) = 3076521984/(2^21*5^0) = 1467. %Y A257914 Cf. A050278, A257893, A257899, A257901, A257913. %K A257914 nonn,base,fini %O A257914 1,1 %A A257914 _Vladimir Shevelev_ and _Peter J. C. Moses_, May 12 2015