%I #8 Jun 27 2018 09:33:12
%S 1,4,9,13,16,19,22,27,31,34,36,40,43,46,49,52,54,55,58,61,63,64,67,70,
%T 73,76,79,81,82,85,88,90,91,94,97,100,103,106,108,109,112,115,117,118,
%U 121,124,127,130,133,136,139,142,144,148,153,154,157
%N Digit sums of A068809.
%H Giovanni Resta, <a href="/A068949/b068949.txt">Table of n, a(n) for n = 1..80</a>
%e a(4)=13 since A068809(4)=49, whose digit sum is 4+9 = 13.
%Y Cf. A068809, A068950, A068952, A069324.
%K nonn,base
%O 1,2
%A Francois Jooste (phukraut(AT)hotmail.com), Mar 15 2002
%E a(42)-a(57) from Kevin Buzzard (k.buzzard(AT)imperial.ac.uk), Jun 20 2008