OFFSET
0,2
FORMULA
a(n) = a(n-10)*2^10 for n >= 13.
EXAMPLE
The smallest number of the form 11*m+1 with exactly 8 prime factors is 2^7*19 = 11*221+1 = 2432.
MATHEMATICA
Join[{1}, Table[k = 1; While[Total[Transpose[FactorInteger[11*k + 1]][[2]]] != n, k++]; 11*k + 1, {n, 20}]] (* T. D. Noe, Oct 10 2013 *)
CROSSREFS
KEYWORD
nonn
AUTHOR
Elliott Line, Oct 10 2013
STATUS
approved