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A085558 Numbers with the property that the number of prime digits < number of nonprime digits. 2
0, 1, 4, 6, 8, 9, 10, 11, 14, 16, 18, 19, 40, 41, 44, 46, 48, 49, 60, 61, 64, 66, 68, 69, 80, 81, 84, 86, 88, 89, 90, 91, 94, 96, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 124, 126, 128, 129, 130 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Table of n, a(n) for n=1..63.

PROG

(PARI) isok(n) = {my(d = if (n, digits(n), [0]), nbp = #select(x->isprime(x), d)); 2*nbp < #d; } \\ Michel Marcus, Feb 28 2019

CROSSREFS

Cf. A084984.

Sequence in context: A320985 A047748 A299540 * A084984 A104499 A338941

Adjacent sequences:  A085555 A085556 A085557 * A085559 A085560 A085561

KEYWORD

base,easy,nonn

AUTHOR

Jason Earls, Jul 04 2003

EXTENSIONS

0 added by Arkadiusz Wesolowski, Jul 11 2011

STATUS

approved

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Last modified September 21 20:10 EDT 2021. Contains 347598 sequences. (Running on oeis4.)