cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A245178 Numbers of the form (2^k+3)*2^m or (3*2^k+1)*2^m, k >= 2, m >= 0.

Original entry on oeis.org

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
Offset: 1

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Author

N. J. A. Sloane, Jul 17 2014

Keywords

Comments

Numbers whose binary expansion is 10..0110..0 or 110..010..0.
Terms of A245179 multiplied by arbitrary powers of 2.

Crossrefs

Cf. A245179.