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A030143 Even numbers in which parity of digits alternates. 0
0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 30, 32, 34, 36, 38, 50, 52, 54, 56, 58, 70, 72, 74, 76, 78, 90, 92, 94, 96, 98, 210, 212, 214, 216, 218, 230, 232, 234, 236, 238, 250, 252, 254, 256, 258, 270, 272, 274, 276, 278, 290, 292, 294, 296, 298, 410, 412, 414 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

CROSSREFS

Sequence in context: A152966 A066122 A119766 * A110725 A100800 A169921

Adjacent sequences:  A030140 A030141 A030142 * A030144 A030145 A030146

KEYWORD

nonn,base

AUTHOR

Patrick De Geest (pdg(AT)worldofnumbers.com)

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Last modified February 15 13:25 EST 2012. Contains 205801 sequences.