OFFSET
1,3
LINKS
Rémy Sigrist, Table of n, a(n) for n = 1..10000
EXAMPLE
a(10) = 4 because a(1)|a(9), a(2)|a(8), a(3)|a(7), a(5)|a(5).
PROG
(PARI) a = vector(86); for (n=1, #a, a[n] = if (n==1, 1, sum(k=1, n-1, a[n-k]%a[k]==0)); print1 (a[n] ", ")) \\ Rémy Sigrist, Jul 27 2018
CROSSREFS
KEYWORD
nonn
AUTHOR
Leroy Quet, Jun 20 2000
EXTENSIONS
More terms from James A. Sellers, Jul 04 2000
STATUS
approved