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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 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

See comments in A080529, protons are in A080533.

LINKS

Table of n, a(n) for n=0..20.

C. Heilman, The Pictorial Periodic Table

FORMULA

a(n)=A080529(n)-A080533(n).

CROSSREFS

Cf. A080538, A080539, A080540.

Sequence in context: A033522 A214464 A288353 * A030492 A031203 A107221

Adjacent sequences:  A080534 A080535 A080536 * A080538 A080539 A080540

KEYWORD

nonn,hard

AUTHOR

Ralf Stephan, Feb 20 2003

STATUS

approved

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Last modified November 27 07:28 EST 2021. Contains 349365 sequences. (Running on oeis4.)