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A004093 Even numbers written backwards. 4
0, 2, 4, 6, 8, 1, 21, 41, 61, 81, 2, 22, 42, 62, 82, 3, 23, 43, 63, 83, 4, 24, 44, 64, 84, 5, 25, 45, 65, 85, 6, 26, 46, 66, 86, 7, 27, 47, 67, 87, 8, 28, 48, 68, 88, 9, 29, 49, 69, 89, 1, 201, 401, 601, 801, 11, 211, 411, 611, 811, 21, 221, 421, 621, 821, 31 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Reinhard Zumkeller, Table of n, a(n) for n = 0..10000

FORMULA

a(n) = A004086(2*n). - Reinhard Zumkeller, Feb 09 2012

PROG

(Haskell)

a004093 = a004086 . (* 2)  -- Reinhard Zumkeller, Feb 09 2012

CROSSREFS

Sequence in context: A169910 A004519 A036839 * A106202 A220102 A179657

Adjacent sequences:  A004090 A004091 A004092 * A004094 A004095 A004096

KEYWORD

nonn,base,look

AUTHOR

N. J. A. Sloane

STATUS

approved

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Last modified February 15 22:28 EST 2019. Contains 320138 sequences. (Running on oeis4.)