OFFSET

1,3

COMMENTS

The expression is the "birthday problem" probability out of d equally possible birthdays, while i is the smallest integer for which the relation holds given d, and k is the number of values of d for which the relation holds given i.

LINKS

P. Diaconis and F. Mosteller, Methods of studying coincidences, J. Amer. Statist. Assoc. 84 (1989), pp. 853-861.

CROSSREFS

KEYWORD

nonn

AUTHOR

Mario O. Bourgoin (mob(AT)brandeis.edu), Aug 06 2010

STATUS

approved