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Search: id:A050168
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A050168 a(0) = 1; for n>0, a(n) = C(n, [n/2]) + C(n-1, [n/2]). +0
3
1, 2, 3, 5, 9, 16, 30, 55, 105, 196, 378, 714, 1386, 2640, 5148, 9867, 19305, 37180, 72930, 140998, 277134, 537472, 1058148, 2057510, 4056234, 7904456, 15600900, 30458900, 60174900, 117675360, 232676280, 455657715, 901620585, 1767883500 (list; graph; listen)
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Last modified December 5 08:23 EST 2009. Contains 170348 sequences.


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