[2,6,10,15,22,29,37,47,57,68,80,94,108,123,139,
156,174,194,214,235,257,280,304,330,356,383,411,
440,470,501,534,567,601,636,672,709,747,786,826,
868,910,953,997,1042,1088,1135,1183,1232,1283,
1334,1386,1439,1493,1548,1604,1661,1719,1778,1839,
1900,1962,2025,2089,2154,2220,2287,2355,2424,2494,
2566,2638,2711,2785,2860,2936,3013,3091,3170,3250,
3331,3413,3496,3581,3666]
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