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Search: id:A036316
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A036316 Numbers n such that digits of prime factors of n are either 3 or 7. +0
2
9, 21, 27, 49, 63, 81, 111, 147, 189, 219, 243, 259, 333, 343, 441, 511, 567, 657, 729, 777, 999, 1011, 1029, 1119, 1323, 1369, 1533, 1701, 1813, 1971, 2187, 2199, 2319, 2331, 2359, 2401, 2611, 2701, 2997, 3033, 3087, 3357, 3577, 3969, 4107, 4599, 5103 (list; graph; listen)
OFFSET

1,1

CROSSREFS

Cf. A003594, A036302-A036325.

Adjacent sequences: A036313 A036314 A036315 this_sequence A036317 A036318 A036319

Sequence in context: A100490 A128462 A106214 this_sequence A039289 A045252 A139538

KEYWORD

nonn

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com), Dec 15 1998.

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Last modified May 16 01:24 EDT 2008. Contains 139630 sequences.


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