%I #8 May 05 2023 20:08:43
%S 1,2,4,82,40404,87404,318231,765853,971218,2649731,4048103,848804,
%T 318969,6775801,3407286,9933543,56495601,78106865,70149187,49426507,
%U 81359794,56013128,99245065,21817999,30025922,63988303,26523446
%N a(1)=1; a(n) = the reversal of (a(n-1) + sfd(a(n-1))), where sfd(n)= sum of factorials of the digits of n.
%H Harvey P. Dale, <a href="/A121103/b121103.txt">Table of n, a(n) for n = 1..1000</a>
%t NestList[IntegerReverse[#+Total[IntegerDigits[#]!]]&,1,30] (* _Harvey P. Dale_, May 05 2023 *)
%Y Cf. A061602.
%K base,easy,nonn
%O 1,2
%A _Jason Earls_, Aug 12 2006