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 A061115 #14 Jul 02 2025 16:02:01 %S A061115 1,11,231,61161,245035101,12027422585151,72017641624735175211, %T A061115 5040130681313267691960322281,4032010958411812467284224494536546361, %U A061115 36288010265761172700723680269325632739450870451 %N A061115 Concatenation of numbers in n-th row of triangle of unsigned Stirling numbers of first kind (A008275). %D A061115 Amarnath Murthy, Smarandache Star derived sequences, Smarandache Notions Journal, Vol. 12, No. 1-2-3, Spring 2001. %p A061115 with(combinat, stirling1): for n from 1 to 15 do for k from 1 to n do printf(`%d`, abs(stirling1(n,k))) od: printf(`,`): od: %t A061115 Table[FromDigits[Flatten[IntegerDigits/@Abs[Table[StirlingS1[n,m],{m,n}]]]],{n,10}] (* _Harvey P. Dale_, Feb 09 2016 *) %K A061115 nonn,base,less %O A061115 1,2 %A A061115 _Amarnath Murthy_, Apr 21 2001 %E A061115 More terms from _James Sellers_, Apr 23 2001