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A372487
a(n) is the denominator of the probability that there is a survivor in "group Russian roulette" starting with n people.
5
1, 1, 4, 27, 32, 28125, 2519424, 23162146875, 458647142400000, 7850009286973311176250, 14754517327872000000000000000, 782831631808408787429183093888778240000, 14334253326826803757070581682405376000000000000000, 6615519361823637433520391368199431823532478208000000000000000
OFFSET
1,3
COMMENTS
See A372480 for more information.
LINKS
EXAMPLE
A372487(n)/a(n): 1, 0, 3/4, 16/27, 15/32, 11704/28125, 1105685/2519424, 11327177474/23162146875, 244115733950627/458647142400000, ...
PROG
(PARI) \\ Uses functions P(n, k) and a372486_7(m) from A372486
apply (x->denominator(x), a372486_7(14))
CROSSREFS
A372486 are the corresponding numerators.
Sequence in context: A129204 A239283 A082872 * A274854 A054411 A051506
KEYWORD
nonn,frac
AUTHOR
Hugo Pfoertner, May 04 2024
STATUS
approved