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A036309 Composite numbers n such that digits of prime factors of n are either 1 or 9. 1
121, 209, 361, 1331, 2101, 2189, 2299, 3629, 3781, 3971, 6859, 10021, 10109, 10901, 14641, 17309, 17461, 18829, 21989, 23111, 24079, 25289, 36481, 37981, 38009, 39601, 39919, 41591, 43681, 68951, 71839, 75449, 101189, 110231, 111199, 119911 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..36.

CROSSREFS

Cf. A036302-A036325.

Sequence in context: A240775 A074730 A037050 * A119378 A084998 A082944

Adjacent sequences:  A036306 A036307 A036308 * A036310 A036311 A036312

KEYWORD

nonn,base

AUTHOR

Patrick De Geest, Dec 15 1998.

STATUS

approved

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Last modified September 18 17:06 EDT 2014. Contains 246924 sequences.