[1,0,1,1,1,2,2,2,3,3,4,4,5,6,6,6,7,9,10,10,12,13,
14,14,16,18,20,21,23,26,27,28,31,34,37,38,42,46,
49,50,55,60,63,66,71,78,81,84,90,97,104,107,116,
124,132,135,144,154,163,169,178,192,201,209,219,
235,247,256,271,286,302,311,329,347,365,378,397,
420,438,455,476,503]
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