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A138000 Least prime such that the subsets of { a(1),...,a(n) } sum up to 2^n different values. +0
6
2, 3, 7, 11, 29, 53, 107, 211, 431, 853, 1709, 3433, 6857, 13709, 27427, 54851, 109717, 219409, 438827, 877651, 1755319, 3510623, 7021249, 14042491, 28084997, 56169977, 112339957, 224679913, 449359829, 898719707 (list; graph; listen)
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Last modified December 7 23:50 EST 2009. Contains 170430 sequences.


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