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A136602 Nonnegative numbers that can be obtained by inserting minus and plus-signs in 123456789. 4
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

A066957(a(n)) > 0; complement of A136601; A136603 is a subsequence;

a(n) = n-1 for n <= 211 = A136601(1).

The sequence is finite: a(1715) = 123456789 is the last term.

LINKS

R. Zumkeller, Table of n, a(n) for n = 1..1715

CROSSREFS

Sequence in context: A118760 A130446 A132086 * A173474 A023443 A099570

Adjacent sequences:  A136599 A136600 A136601 * A136603 A136604 A136605

KEYWORD

nonn,fini,base

AUTHOR

Reinhard Zumkeller, Jan 12 2008

STATUS

approved

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Last modified October 23 17:18 EDT 2019. Contains 328373 sequences. (Running on oeis4.)