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Search: id:A074330
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A074330 a(n)=sum(k=1,n,2^b(k)) where b(k) denotes the number of 1's in the binary representation of k. +0
4
2, 4, 8, 10, 14, 18, 26, 28, 32, 36, 44, 48, 56, 64, 80, 82, 86, 90, 98, 102, 110, 118, 134, 138, 146, 154, 170, 178, 194, 210, 242, 244, 248, 252, 260, 264, 272, 280, 296, 300, 308, 316, 332, 340, 356, 372, 404, 408, 416, 424, 440, 448, 464, 480, 512, 520, 536 (list; graph; listen)
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Last modified December 10 00:48 EST 2009. Contains 170565 sequences.


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