OFFSET
1,1
LINKS
FORMULA
PROG
(Python)
n, f, i, p, q = 1, 1, 0, 0, 1
while i < 1000000:
i, p, q = i + 1, p * 10, q * 10
if i == f:
p, n = p + 1, n + 1
f = f * n
n, a, j = 0, 0, 0
while p % q > 0:
a, f, p, q = a + 1, p // q, q, p % q
if f == 9:
n = n + 1
print(n, a - 1 - 8 * n)
CROSSREFS
KEYWORD
sign
AUTHOR
A.H.M. Smeets, Jul 26 2018
STATUS
approved