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A045797 Evenish numbers (prime to 10 and 10's digit is even). 13
1, 3, 7, 9, 21, 23, 27, 29, 41, 43, 47, 49, 61, 63, 67, 69, 81, 83, 87, 89, 101, 103, 107, 109, 121, 123, 127, 129, 141, 143, 147, 149, 161, 163, 167, 169, 181, 183, 187, 189, 201, 203, 207, 209, 221, 223, 227, 229, 241, 243, 247, 249, 261, 263, 267, 269, 281 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

LINKS

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

PROG

(Haskell)

a045797 n = a045797_list !! (n-1)

a045797_list = filter (even . (`mod` 10) . (`div` 10)) a045572_list

-- Reinhard Zumkeller, Dec 10 2011

CROSSREFS

Cf. A045798.

Complement of A045798 with respect to A045572.

Sequence in context: A059621 A034926 A096102 * A118555 A056652 A014959

Adjacent sequences:  A045794 A045795 A045796 * A045798 A045799 A045800

KEYWORD

nonn,base,easy,nice

AUTHOR

J. H. Conway (conway(AT)math.princeton,edu)

EXTENSIONS

More terms from Erich Friedman (erich.friedman(AT)stetson.edu).

Offset changed by Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Dec 10 2011

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Last modified February 15 16:28 EST 2012. Contains 205823 sequences.