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Numbers that are not sums of two triangular numbers and are not one greater than a sum of two triangular numbers.
0

%I #2 Mar 30 2012 18:49:10

%S 33,41,53,54,63,75,86,96,104,117,118,125,129,162,167,179,180,185,188,

%T 195,204,222,223,224,229,230,243,248,251,261,270,271,284,285,293,294,

%U 314,317,318,333,334,338,339,348,349,350,360,365,369,375,376,377,383

%N Numbers that are not sums of two triangular numbers and are not one greater than a sum of two triangular numbers.

%C Number n belongs to this sequence if both n and n-1 belong to A020757.

%Y A020757

%K nonn

%O 1,1

%A _Tanya Khovanova_, Nov 22 2009