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A123001
Binary numbers that start 10...
2
10, 100, 101, 1000, 1001, 1010, 1011, 10000, 10001, 10010, 10011, 10100, 10101, 10110, 10111, 100000, 100001, 100010, 100011, 100100, 100101, 100110, 100111, 101000, 101001, 101010, 101011, 101100, 101101, 101110, 101111
OFFSET
1,1
CROSSREFS
See A004754 for their decimal equivalents.
Sequence in context: A019513 A307102 A037415 * A014417 A211027 A328072
KEYWORD
nonn,base
AUTHOR
N. J. A. Sloane, Oct 11 2010
STATUS
approved