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A072051
Smallest k such that gcd(k, reverse(k)) = 11^n.
0
11, 121, 1331, 14641, 121110352, 1332213872, 105923336431682, 4676049710123077
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OFFSET
1,1
LINKS
Table of n, a(n) for n=1..8.
FORMULA
a(n) =
A069554
(11^n).
EXAMPLE
a(8) = 4676049710123077 = (11^8)*13*1678009, reverse(a(8)) = 7703210179406764 = (11^8)*2*2*157*57223.
CROSSREFS
Cf.
A004086
,
A055483
,
A069554
,
A071686
(=2^n),
A072005
(=3^n),
A072021
(=5^n),
A072050
(=7^n).
Sequence in context:
A055479
A195946
A003590
*
A092846
A329734
A214993
Adjacent sequences:
A072048
A072049
A072050
*
A072052
A072053
A072054
KEYWORD
base
,
nonn
AUTHOR
Labos Elemer
, Jun 10 2002
STATUS
approved
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Last modified March 29 06:15 EDT 2024. Contains 371265 sequences. (Running on oeis4.)