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A026272 a(n) = a(m) if a(m) has already occurred exactly once and n = a(m) + m + 1, else a(n) = least positive integer that has not yet occurred. +0
10
1, 2, 1, 3, 2, 4, 5, 3, 6, 7, 4, 8, 5, 9, 10, 6, 11, 7, 12, 13, 8, 14, 15, 9, 16, 10, 17, 18, 11, 19, 20, 12, 21, 13, 22, 23, 14, 24, 15, 25, 26, 16, 27, 28, 17, 29, 18, 30, 31, 19, 32, 20, 33, 34, 21, 35, 36, 22, 37, 23, 38, 39, 24, 40, 41, 25 (list; graph; listen)
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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.


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