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 A099821 Odd positive integers in base 2 (bisection of A007088). 4
 1, 11, 101, 111, 1001, 1011, 1101, 1111, 10001, 10011, 10101, 10111, 11001, 11011, 11101, 11111, 100001, 100011, 100101, 100111, 101001, 101011, 101101, 101111, 110001, 110011, 110101, 110111, 111001, 111011, 111101, 111111, 1000001 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS List of binary vectors that begin and end with 1. LINKS N. J. A. Sloane, Table of n, a(n) for n = 1..1000 MAPLE seq(convert(2*n-1, binary), n=1..37); # Emeric Deutsch, Dec 15 2004 MATHEMATICA FromDigits/@IntegerDigits[Range[1, 71, 2], 2] (* Harvey P. Dale, Apr 05 2019 *) CROSSREFS Cf. A007088, A099820. Sequence in context: A072001 A265510 A265528 * A193415 A263609 A264406 Adjacent sequences:  A099818 A099819 A099820 * A099822 A099823 A099824 KEYWORD nonn,easy AUTHOR N. J. A. Sloane, Nov 19 2004 EXTENSIONS More terms from Emeric Deutsch, Dec 15 2004 STATUS approved

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Last modified September 22 16:41 EDT 2019. Contains 327311 sequences. (Running on oeis4.)