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A032571 Numbers k whose decimal representation, read as a base-20 value and divided by k, yields an integer. 1
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 195, 200, 300, 400, 500, 600, 700, 800, 900, 1000, 1280, 1320, 1898, 1948, 1950, 2000, 2640, 3000, 3960, 4000, 5000, 6000, 7000, 8000, 9000, 10000, 12800, 13200, 15545, 16000 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Original name: Base 20 value of decimal denominator divided by this decimal value (n) is an integer.

LINKS

Table of n, a(n) for n=1..49.

EXAMPLE

195 is a term: 195_20 = 585 = 195*3. - Jon E. Schoenfield, Oct 25 2019

CROSSREFS

Cf. A032572. See also A032563 for explanation.

Sequence in context: A180480 A080459 A093475 * A070958 A051596 A071061

Adjacent sequences:  A032568 A032569 A032570 * A032572 A032573 A032574

KEYWORD

nonn,base

AUTHOR

Patrick De Geest, Apr 15 1998

EXTENSIONS

Offset changed and Name edited by Jon E. Schoenfield, Oct 25 2019

STATUS

approved

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Last modified July 28 19:33 EDT 2021. Contains 346335 sequences. (Running on oeis4.)