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A089386
Smallest number with digital product = 10^n.
1
1, 25, 455, 5558, 255558, 4555558, 55555588, 2555555588, 45555555588, 555555555888, 25555555555888, 455555555555888, 5555555555558888, 255555555555558888, 4555555555555558888, 55555555555555588888, 2555555555555555588888, 45555555555555555588888
OFFSET
0,2
LINKS
Michael S. Branicky, Table of n, a(n) for n = 0..750 (contiguous terms not exceeding 1000 digits)
PROG
(Python)
def a(n):
if n == 0: return 1
pow10, s = 10**n, ""
for d in [8, 5, 4, 2]:
while pow10%d == 0: pow10//=d; s += str(d)
return int(s[::-1])
print([a(n) for n in range(18)]) # Michael S. Branicky, Jan 25 2021
CROSSREFS
Sequence in context: A001811 A131279 A056069 * A014927 A059946 A357147
KEYWORD
base,nonn
AUTHOR
Amarnath Murthy, Nov 08 2003
EXTENSIONS
More terms from Robert G. Wilson v, Nov 22 2003
STATUS
approved