A071266 Smallest numbers which can be written in exactly n different ways as k + R(k) where R(k) is k reversed (A004086).

1, 0, 22, 44, 66, 88, 1111, 1661, 1771, 1881, 1991, 2662, 2772, 4444, 2882, 2992, 3773

Offset

0,3

Links

Table of n, a(n) for n=0..16.

Index entries for sequences related to Reverse and Add!

Example

a(0) = 1, since 1 cannot be written as k + R(k); a(1) = 0, since 0 = k + R(k) for k = 0.
a(4) = 66 and the four partitions are (60,06),(51,15),(42,24),(33,33).

Crossrefs

Sequence in context: A061832 A087396 A248422 * A038153 A033848 A084024

Adjacent sequences: A071263 A071264 A071265 * A071267 A071268 A071269

Keyword

nonn,base

Author

Amarnath Murthy, Jun 01 2002

Extensions

More terms from Klaus Brockhaus, Jun 05 2002

Status

approved