[0,0,1,2,4,7,10,13,19,24,29,37,43,50,62,70,78,92,
101,112,129,141,152,171,185,199,221,237,251,278,
293,310,337,356,377,409,427,448,480,505,525,563,
584,609,651,677,700,742,768,800,843,873,899,948,
981,1014,1062,1095,1124,1183,1213,1248,1304,1341,
1380]
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