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A046506 Primes with multiplicative persistence value 6. 2
8867, 23887, 27883, 28387, 28837, 32887, 34487, 34847, 38287, 38447, 43487, 44647, 46447, 47843, 48437, 48473, 49999, 72883, 74843, 78283, 78823, 82387, 82837, 84347, 84437, 87443, 88237, 88327, 94999, 118687, 123887, 126487, 128467 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

LINKS

Eric Weisstein's World of Mathematics, Multiplicative Persistence

EXAMPLE

8867 -> [ 2688 ][ 768 ][ 336 ][ 54 ][ 20 ][ 0 ] -> one digit in six steps.

CROSSREFS

Cf. A046500, A046515.

Sequence in context: A031797 A202159 A071564 * A116242 A116275 A116295

Adjacent sequences:  A046503 A046504 A046505 * A046507 A046508 A046509

KEYWORD

nonn,base

AUTHOR

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

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Last modified February 16 14:07 EST 2012. Contains 205930 sequences.