OFFSET
1,2
COMMENTS
A079890(a(n)) = a(n)+1. - Reinhard Zumkeller, Feb 01 2008
LINKS
Zak Seidov, Table of n, a(n) for n = 1..10000 (terms 1..1000 from Reinhard Zumkeller).
FORMULA
a(n) seems to be asymptotic to c*n where c=7.6.... - Benoit Cloitre, Jan 15 2003
EXAMPLE
Omega(26 + 1) = 3 = 1 + 2 = 1 + Omega(26), so 26 is a term of the sequence.
MATHEMATICA
Omega[n_] := Apply[Plus, Transpose[FactorInteger[n]][[2]]]; l = {1}; Do[ If[Omega[i + 1] == Omega[i] + 1, l = Append[l, i]], {i, 2, 10^3}]; l
Position[Partition[PrimeOmega[Range[400]], 2, 1], _?(#[[1]]+1==#[[2]]&), 1, Heads->False]//Flatten (* Harvey P. Dale, May 15 2018 *)
CROSSREFS
KEYWORD
easy,nonn
AUTHOR
Joseph L. Pe, Nov 01 2002
STATUS
approved