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A106146 Semiprimes (mod 10). 4
4, 6, 9, 0, 4, 5, 1, 2, 5, 6, 3, 4, 5, 8, 9, 6, 9, 1, 5, 7, 8, 2, 5, 9, 4, 7, 2, 5, 6, 7, 1, 3, 4, 5, 6, 1, 5, 8, 9, 1, 2, 3, 9, 3, 4, 1, 2, 3, 5, 6, 5, 8, 9, 1, 6, 9, 7, 8, 3, 5, 7, 4, 1, 2, 3, 5, 6, 9, 3, 4, 5, 7, 8, 9, 1, 6, 5, 7, 7, 9, 3, 4, 9, 2, 5, 7, 4, 8, 7, 9, 1, 5, 8, 9, 1, 2, 3, 5, 9, 4, 9, 1, 3, 6, 7 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Reinhard Zumkeller, Table of n, a(n) for n = 1..10000

MATHEMATICA

Mod[#, 10]&/@Select[Range[500], PrimeOmega[#]==2&] (* Harvey P. Dale, Apr 04 2013 *)

PROG

(Haskell)

a106146 = flip mod 10 . a001358  -- Reinhard Zumkeller, Mar 23 2014

CROSSREFS

Cf. A001358.

Cf. A239634 (initial digits).

Sequence in context: A200107 A198733 A010478 * A154521 A129112 A239634

Adjacent sequences:  A106143 A106144 A106145 * A106147 A106148 A106149

KEYWORD

nonn

AUTHOR

Shyam Sunder Gupta, May 07 2005

STATUS

approved

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Last modified September 20 10:10 EDT 2019. Contains 327229 sequences. (Running on oeis4.)