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A218860 Unique integers appearing in A066135, in order of appearance. 2
6, 10, 34, 84, 194, 228, 386, 1282, 1538, 3084, 147468, 1956, 1046532, 24578, 3252, 4548, 638978, 5844, 28524, 26626, 229378, 44076, 24636, 59628, 117948, 18804, 75778, 83604, 30468 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..29.

MATHEMATICA

f[n_]:=(m = 2; While[Mod[DivisorSigma[n, m], m] > 0, m++]; m); s={}; Do[m=f[n]; If[!MemberQ[s, m], AppendTo[s, m]], {n, 1, 1000}]; s (* Amiram Eldar, Dec 18 2018 after T. D. Noe at A066135 *)

CROSSREFS

Cf. A218861 (first position of these numbers in A066135).

Sequence in context: A121801 A256721 A192774 * A242866 A032740 A167330

Adjacent sequences:  A218857 A218858 A218859 * A218861 A218862 A218863

KEYWORD

nonn,more

AUTHOR

T. D. Noe, Nov 24 2012

EXTENSIONS

More terms from Amiram Eldar, Dec 18 2018

STATUS

approved

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Last modified October 20 19:57 EDT 2019. Contains 328269 sequences. (Running on oeis4.)