login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A154806 Numbers such that every run length in base 2 is 4. 2
15, 240, 3855, 61680, 986895, 15790320, 252645135, 4042322160, 64677154575, 1034834473200, 16557351571215, 264917625139440, 4238682002231055, 67818912035696880, 1085102592571150095, 17361641481138401520 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

COMMENTS

a(n) is the number whose binary representation is A154805(n).

CROSSREFS

Cf. A043291, A097262, A152776, A154805, A154808.

Sequence in context: A097262 A158557 A090411 * A133199 A059760 A059615

Adjacent sequences:  A154803 A154804 A154805 * A154807 A154808 A154809

KEYWORD

easy,nonn

AUTHOR

Omar E. Pol (info(AT)polprimos.com), Jan 25 2009

EXTENSIONS

More terms from Sean A. Irvine (sairvin(AT)xtra.co.nz), Feb 21 2010

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 14 18:47 EST 2012. Contains 205663 sequences.