A054047 Numbers which can be read as (possibly different) numbers when rotated by 180 degrees (final zeros allowed).

0, 1, 6, 8, 9, 10, 11, 16, 18, 19, 60, 61, 66, 68, 69, 80, 81, 86, 88, 89, 90, 91, 96, 98, 99, 100, 101, 106, 108, 109, 110, 111, 116, 118, 119, 160, 161, 166, 168, 169, 180, 181, 186, 188, 189, 190, 191, 196, 198, 199, 600, 601, 606, 608, 609, 610, 611, 616, 618

Offset

0,3

References

A. Zalmanski, Some fun with figures and letters, unpublished.

Links

Table of n, a(n) for n=0..58.

Crossrefs

Cf. A006933, A014254, A045574.

Sequence in context: A076517 A138103 A043373 * A372792 A056653 A285847

Adjacent sequences: A054044 A054045 A054046 * A054048 A054049 A054050

Keyword

nonn,base,easy

Author

Alain Zalmanski (alain.zalmanski(AT)cybercable.fr), Apr 28 2000

Extensions

Corrected and extended by James A. Sellers, Apr 30 2000

Status

approved