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A003214 Number of binary forests with n nodes.
(Formerly M0775)
+0
3
1, 1, 2, 3, 6, 10, 20, 37, 76, 152, 320, 672, 1454, 3154, 6959, 15439, 34608, 77988, 176985, 403510, 924683, 2127335, 4913452, 11385955, 26468231, 61700232, 144206269, 337837221, 793213550, 1866181155, 4398867672, 10387045476, 24567374217, 58196129468, 138056734916 (list; graph; listen)
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Last modified December 9 14:43 EST 2009. Contains 170430 sequences.


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