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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
OFFSET
1,1
COMMENTS
Numbers n such that A187203(n) = 0.
LINKS
PROG
(Haskell)
import Data.List (elemIndices)
a187205 n = a187205_list !! (n-1)
a187205_list = map (+ 1) $ elemIndices 0 $ map a187203 [1..]
CROSSREFS
KEYWORD
nonn
AUTHOR
Omar E. Pol, Aug 01 2011
STATUS
approved