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 A077575 #5 Dec 05 2013 19:55:54 %S A077575 0,37,0,15873,1,8547,65359477124183,5847953216374269, %T A077575 48309178743961352657,38314176245210727969348659,3584229390681,3,271, %U A077575 2583979328165374677,23640661938534278959810874704491725768321513 %N A077575 a(n) = A077573(n)/prime(n). %C A077575 Product a(n)*Prime(n) = a repunit. %D A077575 Amarnath Murthy, On the divisors of Smarandache Unary Sequence. Smarandache Notions Journal, Vol. 11, 2000. %Y A077575 Cf. A077573, A071126. %K A077575 nonn %O A077575 1,2 %A A077575 _Amarnath Murthy_, Nov 11 2002 %E A077575 More terms from _Ray G. Opao_, Nov 02 2004