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A080538 Number of neutrons in longest known radioactive decay series ending with Lead 207 ("actinium series"), reversed. +0
6
125, 126, 128, 129, 131, 132, 134, 136, 138, 139, 141, 143, 145, 147, 149, 151, 153, 155, 157, 159, 161 (list; graph; listen)
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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.


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