A098941 Numbers where 2 is the only even decimal digit.

2, 12, 21, 22, 23, 25, 27, 29, 32, 52, 72, 92, 112, 121, 122, 123, 125, 127, 129, 132, 152, 172, 192, 211, 212, 213, 215, 217, 219, 221, 222, 223, 225, 227, 229, 231, 232, 233, 235, 237, 239, 251, 252, 253, 255, 257, 259, 271, 272, 273, 275, 277, 279, 291, 292

Offset

1,1

Comments

This is a 10-automatic language. - Charles R Greathouse IV, Oct 05 2011

Links

Table of n, a(n) for n=1..55.

Index entries for 10-automatic sequences

Mathematica

Select[Range[300], Union[Select[IntegerDigits[#], EvenQ]]=={2}&] Harvey P. Dale, May 20 2012

Prog

(Perl) for (0..1000) {
    print "$_, " if (/^[123579]*2[123579]*$/)
} # Charles R Greathouse IV, Oct 05 2011

Crossrefs

Sequence in context: A145610 A185399 A096108 * A231875 A369303 A031001

Adjacent sequences: A098938 A098939 A098940 * A098942 A098943 A098944

Keyword

base,easy,nonn

Author

Eric Angelini, Oct 21 2004

Status

approved