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A056731 First differences of A030124. 2
2, 1, 1, 2, 1, 1, 1, 2, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

CROSSREFS

Cf. A005228, A030124, A056738.

Sequence in context: A025430 A110955 A173264 * A042974 A020906 A191774

Adjacent sequences:  A056728 A056729 A056730 * A056732 A056733 A056734

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com), Aug 31 2000

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Last modified February 16 14:00 EST 2012. Contains 205921 sequences.