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 A062040 #11 Sep 11 2022 10:01:07 %S A062040 448,456,465,484,546,564,645,654,844,1368,1386,1449,1494,1638,1683, %T A062040 1836,1863,1944,2248,2256,2265,2284,2428,2482,2526,2562,2625,2652, %U A062040 2824,2842,3168,3186,3618,3681,3816,3861,4149,4194,4228,4282,4419,4491,4822 %N A062040 Positive numbers whose product of digits is 8 times their sum. %H A062040 Harry J. Smith, <a href="/A062040/b062040.txt">Table of n, a(n) for n = 1..500</a> %e A062040 2248 belongs to the sequence as (2*2*4*8)/(2+2+4+8) = 128/16 = 8. %o A062040 (PARI) isok(n) = my(d=digits(n)); vecprod(d)==8*vecsum(d) \\ _Mohammed Yaseen_, Sep 11 2022 %Y A062040 Cf. A011540, A034710, A062034, A062035, A062036, A062382, A062037, A062384, A062041, A062043, A062045. %K A062040 nonn,base,easy %O A062040 1,1 %A A062040 _Amarnath Murthy_, Jun 28 2001 %E A062040 Corrected and extended by Larry Reeves (larryr(AT)acm.org), Jul 06 2001 %E A062040 Offset corrected by _Mohammed Yaseen_, Sep 11 2022