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A004176 Omit 1's from n. 4
0, 0, 2, 3, 4, 5, 6, 7, 8, 9, 0, 0, 2, 3, 4, 5, 6, 7, 8, 9, 20, 2, 22, 23, 24, 25, 26, 27, 28, 29, 30, 3, 32, 33, 34, 35, 36, 37, 38, 39, 40, 4, 42, 43, 44, 45, 46, 47, 48, 49, 50, 5, 52, 53, 54, 55, 56, 57, 58, 59, 60, 6, 62, 63, 64, 65, 66, 67, 68, 69, 70, 7, 72, 73, 74 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Rémy Sigrist, Table of n, a(n) for n = 0..10000

MATHEMATICA

Table[FromDigits[DeleteCases[IntegerDigits[n], 1]], {n, 0, 3000}] (* Zak Seidov, Dec 08 2010 *)

PROG

(PARI) a(n) = fromdigits(select(d -> d!=1, digits(n))) \\ Rémy Sigrist, Jul 13 2019

CROSSREFS

See A004720 for another version.

Sequence in context: A103303 A297232 A093691 * A085124 A252648 A054054

Adjacent sequences:  A004173 A004174 A004175 * A004177 A004178 A004179

KEYWORD

nonn,base,look

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified March 30 18:21 EDT 2020. Contains 333127 sequences. (Running on oeis4.)