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A187205 Numbers such that the last of the absolute differences of divisors is 0. 6
10, 40, 50, 56, 104, 130, 136, 160, 170, 171, 224, 230, 232, 250, 290, 310, 312, 370, 392, 410, 430, 459, 470, 520, 530, 560, 590, 610, 624, 640, 648, 670, 710, 730, 790, 830, 890, 896, 970, 1000, 1010, 1030, 1070, 1088, 1090, 1130, 1160, 1216, 1218, 1221 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Numbers n such that A187203(n) = 0.

LINKS

Reinhard Zumkeller, Table of n, a(n) for n = 1..1000

PROG

(Haskell)

import Data.List (elemIndices)

a187205 n = a187205_list !! (n-1)

a187205_list = map (+ 1) $ elemIndices 0 $ map a187203 [1..]

CROSSREFS

Cf. A027750, A187202, A187203, A187204.

Sequence in context: A189947 A197705 A306413 * A104045 A102546 A108777

Adjacent sequences:  A187202 A187203 A187204 * A187206 A187207 A187208

KEYWORD

nonn

AUTHOR

Omar E. Pol, Aug 01 2011

STATUS

approved

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Last modified July 22 06:33 EDT 2019. Contains 325216 sequences. (Running on oeis4.)