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 A276828 #18 Oct 03 2016 10:48:34 %S A276828 0,1,2,3,4,5,6,8,10,13,15,16,21,25,26,30,34,40,42,45,52,55,65,68,75, %T A276828 89,104,105,110,120,144,156,170,178,195,203,233,260,275,288,315,377, %U A276828 406,416,445,466,510,609,610,676,720,754,825,877,987,1015,1092,1165 %N A276828 Numbers of the form Bell(i)*Fibonacci(j). %t A276828 lim=10^6; Union@ Reap[ Sow[0]; For[i = 2, (f = Fibonacci[i]) < lim, i++, For[ j=1, (p = BellB[j] f) < lim, j++, Sow@ p]]][[2, 1]] (* _Giovanni Resta_, Oct 03 2016 *) %Y A276828 Cf. A000110, A049997, A272909, A276281. %K A276828 nonn %O A276828 1,3 %A A276828 _Vincenzo Librandi_, Sep 20 2016