A245178 - OEIS

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A245178

Numbers of the form (2^k+3)*2^m or (3*2^k+1)*2^m, k >= 2, m >= 0.

1

7, 11, 13, 14, 19, 22, 25, 26, 28, 35, 38, 44, 49, 50, 52, 56, 67, 70, 76, 88, 97, 98, 100, 104, 112, 131, 134, 140, 152, 176, 193, 194, 196, 200, 208, 224, 259, 262, 268, 280, 304, 352, 385, 386, 388, 392, 400, 416, 448, 515, 518, 524, 536, 560, 608, 704, 769, 770, 772, 776, 784, 800, 832, 896

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

Numbers whose binary expansion is 10..0110..0 or 110..010..0.

Terms of A245179 multiplied by arbitrary powers of 2.

LINKS

Table of n, a(n) for n=1..64.

CROSSREFS

Sequence in context: A075930 A014311 A337459 * A287161 A051266 A370007

Adjacent sequences: A245175 A245176 A245177 * A245179 A245180 A245181

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Jul 17 2014

STATUS

approved