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A117815 Natural numbers n which are not primes but at least one of decimal digits of n is a prime. 1
12, 15, 20, 21, 22, 24, 25, 26, 27, 28, 30, 32, 33, 34, 35, 36, 38, 39, 42, 45, 50, 51, 52, 54, 55, 56, 57, 58, 62, 63, 65, 70, 72, 74, 75, 76, 77, 78, 82, 85, 87, 92, 93, 95, 102, 105, 112, 115, 117, 120, 121, 122, 123, 124, 125, 126, 128, 129, 130, 132, 133 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..61.

CROSSREFS

Sequence in context: A115349 A196224 A163657 * A154390 A156683 A050696

Adjacent sequences:  A117812 A117813 A117814 * A117816 A117817 A117818

KEYWORD

base,easy,nonn

AUTHOR

Giovanni Teofilatto, Apr 30 2006

EXTENSIONS

Corrected by Giovanni Teofilatto, May 12 2006

STATUS

approved

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Last modified April 20 02:06 EDT 2019. Contains 322291 sequences. (Running on oeis4.)