A071273 Concatenation of R(n) (A004086) and n, omitting leading 0's.

11, 22, 33, 44, 55, 66, 77, 88, 99, 110, 1111, 2112, 3113, 4114, 5115, 6116, 7117, 8118, 9119, 220, 1221, 2222, 3223, 4224, 5225, 6226, 7227, 8228, 9229, 330, 1331, 2332, 3333, 4334, 5335, 6336

Offset

1,1

Links

Table of n, a(n) for n=1..36.

Example

a(12) = 2112, a(1235) = 53211235

Mathematica

Table[10^IntegerLength[n] IntegerReverse[n]+n, {n, 40}] (* Harvey P. Dale, Mar 14 2023 *)

Crossrefs

Cf. A071274.

Sequence in context: A136613 A352535 A113585 * A226467 A244394 A299792

Adjacent sequences: A071270 A071271 A071272 * A071274 A071275 A071276

Keyword

nonn,base

Author

Amarnath Murthy, Jun 07 2002

Status

approved