%N Numbers that are not the sum of a triangular number, a nonnegative cube and a fourth power.
%C There are 15682461 such numbers up to 10^9, the last one in this range being 999999923.
%Y Cf. A022552, A014158, A115159, A115160, A115162, A115163.
%A _Giovanni Resta_, Jan 15 2006