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A080465 Absolute difference between the two numbers formed by alternate digits of n. 6
1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 2, 1, 0, 1, 2, 3, 4, 5, 6, 7, 3, 2, 1, 0, 1, 2, 3, 4, 5, 6, 4, 3, 2, 1, 0, 1, 2, 3, 4, 5, 5, 4, 3, 2, 1, 0, 1, 2, 3, 4, 6, 5, 4, 3, 2, 1, 0, 1, 2, 3, 7, 6, 5, 4, 3, 2, 1, 0, 1, 2, 8, 7, 6, 5, 4, 3, 2, 1, 0, 1, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 9 (list; graph; refs; listen; history; text; internal format)
OFFSET

10,4

COMMENTS

Differs from A040115 first at a(110) = 9. - R. J. Mathar, Sep 19 2008

LINKS

T. D. Noe, Table of n, a(n) for n=10..10000

EXAMPLE

a(132546) = |124 - 356| = 232.

PROG

(PARI) A080465(n)=abs(vector(#n=digits(n), j, (-1)^j*10^((#n-j)\2))*n~) \\ M. F. Hasler, Jan 10 2016

CROSSREFS

Cf. A080463, A080464, A267086.

See also A040997.

Sequence in context: A040163 A113608 A040115 * A151950 A104418 A173528

Adjacent sequences:  A080462 A080463 A080464 * A080466 A080467 A080468

KEYWORD

base,easy,nonn,look

AUTHOR

Amarnath Murthy, Mar 02 2003

EXTENSIONS

More terms from Ray Chandler, Oct 11 2003

STATUS

approved

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Last modified April 7 04:20 EDT 2020. Contains 333292 sequences. (Running on oeis4.)