| 1, 5, 15, 34, 68, 126, 217, 356, 593, 985, 1658, 2897, 5197, 9591, 18130, 34931, 68178, 134247, 265918, 528744, 1053814, 2103240, 4201356, 8396697, 16786448, 33564946, 67120738, 134231102, 268450391, 536887592, 1073760375, 2147504272, 4294990097, 8589959758, 17179896775
(list; graph; listen)
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