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A035139 Digits of juxtaposition of prime factors of n do not appear in n. +0
5
4, 6, 8, 9, 10, 14, 16, 18, 21, 27, 34, 38, 40, 44, 46, 48, 49, 54, 56, 57, 58, 60, 64, 66, 68, 69, 76, 78, 80, 81, 84, 86, 87, 88, 90, 96, 98, 99, 100, 106, 108, 111, 116, 118, 129, 134, 140, 144, 146, 148, 158, 160, 161, 166, 168, 174, 177, 180, 184, 188, 189, 196 (list; graph; listen)
OFFSET

0,1

EXAMPLE

E.g. 161 = 7 * 23 since {2,3,7} and {1,6} are separate digit sets.

CROSSREFS

Cf. A035140, A035141.

Sequence in context: A164702 A001745 A050695 this_sequence A062115 A141613 A072362

Adjacent sequences: A035136 A035137 A035138 this_sequence A035140 A035141 A035142

KEYWORD

nonn,base

AUTHOR

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

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Last modified December 4 15:11 EST 2009. Contains 170347 sequences.


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