OFFSET
1,1
LINKS
Alois P. Heinz, Table of n, a(n) for n = 1..17
EXAMPLE
s(0), s(1), ... = 0, 1/2, 3/4, 31/36, 133/144, 3469/3600, 3569/3600, ... .
MAPLE
s:= proc(n) option remember; `if`(n=0, 0, s(n-1)+1/(n^2*a(n))) end:
a:= proc(n) option remember; 1+floor(1/((1-s(n-1))*n^2)) end:
seq(a(n), n=1..14);
CROSSREFS
KEYWORD
nonn
AUTHOR
Alois P. Heinz, Oct 19 2024
STATUS
approved