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Search: id:A084368
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A084368 Prime(n) does not contain the digit 1. +0
1
1, 2, 3, 4, 9, 10, 12, 14, 15, 16, 17, 19, 21, 22, 23, 24, 25, 48, 49, 50, 51, 52, 55, 56, 57, 59, 61, 62, 63, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 80, 84, 85, 86, 87, 88, 90, 91, 92, 93, 95, 96, 97, 99, 101, 102, 103, 104, 106, 107, 108, 109, 111, 117, 118, 119, 120 (list; graph; listen)
OFFSET

1,2

EXAMPLE

a(54)=99 because prime[99]=523 is unit-free.

MATHEMATICA

Select[ Range[120], Count[ IntegerDigits[ Prime[ # ]], 1] == 0 & ]

CROSSREFS

Cf. A007498 A038603.

Adjacent sequences: A084365 A084366 A084367 this_sequence A084369 A084370 A084371

Sequence in context: A047454 A081870 A047339 this_sequence A007498 A073338 A066105

KEYWORD

easy,nonn,base

AUTHOR

Zak Seidov (zakseidov(AT)yahoo.com), Jun 23 2003

EXTENSIONS

Edited and extended by Robert G. Wilson v (rgwv(AT)rgwv.com), Jun 24 2003

page 1

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Last modified November 21 00:02 EST 2008. Contains 150810 sequences.


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