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A080537
Number of neutrons in longest known radioactive decay series ending with Lead 206 ("uranium series"), reversed.
5
124, 125, 126, 128, 129, 131, 132, 134, 136, 138, 140, 142, 144, 146, 145, 147, 149, 151, 153, 155, 157
OFFSET
0,1
COMMENTS
See comments in A080529, protons are in A080533.
FORMULA
a(n)=A080529(n)-A080533(n).
CROSSREFS
KEYWORD
nonn,hard
AUTHOR
Ralf Stephan, Feb 20 2003
STATUS
approved