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A001391 To get the 3rd term, for example, note that 2nd term has three (11 in binary!) 1's and one (1) 0, giving 11 1 1 0. 1
10, 1110, 11110, 100110, 1110010110, 111100111010110, 100110011110111010110, 1110010110010011011110111010110, 1111001110101100111001011010011011110111010110 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

CROSSREFS

Sequence in context: A036058 A001155 * A049064 A015026 A130598 A027879

Adjacent sequences:  A001388 A001389 A001390 * A001392 A001393 A001394

KEYWORD

nonn,base

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), tly1(AT)color.ithaca.ny.us (Thomas L. York)

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Last modified February 15 23:53 EST 2012. Contains 205860 sequences.