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A050289 Zeroless pandigital numbers: numbers containing the digits 1-9 and no 0's. 9
123456789, 123456798, 123456879, 123456897, 123456978, 123456987, 123457689, 123457698, 123457869, 123457896, 123457968, 123457986, 123458679, 123458697, 123458769, 123458796, 123458967, 123458976 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

The first 9!=362,880 terms of this sequence are permutations of the digits 1-9 with a(9!)=987654321. [From Jeremy Gardiner, May 28 2010]

First differences are given in A209280 (for the first 9! terms) or in A219664 (for at least as much initial terms). [M. F. Hasler, Mar 03 2013]

LINKS

Table of n, a(n) for n=1..18.

H. Fripertinger, Operate on "9" to display zeroless pandigitals

Eric Weisstein's World of Mathematics, Pandigital Number

CROSSREFS

Cf. A050290.

Sequence in context: A068247 A224780 A180408 * A204140 A175547 A053654

Adjacent sequences:  A050286 A050287 A050288 * A050290 A050291 A050292

KEYWORD

nonn,base

AUTHOR

Eric W. Weisstein

STATUS

approved

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Last modified May 20 01:21 EDT 2013. Contains 225445 sequences.