A116233 n times n+2 gives the concatenation of two numbers m and m-8.

12, 3656544, 4565635, 5434364, 6343455, 3646962589704198388, 6353037410295801611, 9101508044249652934, 7903999111431765764698711045777, 9722180929613583946516892863959

Offset

1,1

Links

Table of n, a(n) for n=1..10.

Example

6343455 * 6343457 = 4023943//4023935, where // denotes
concatenation.

Crossrefs

Cf. A116102, A116226, A116232, A116234, A116247.

Sequence in context: A159951 A283627 A013862 * A350543 A145745 A175906

Adjacent sequences: A116230 A116231 A116232 * A116234 A116235 A116236

Keyword

nonn,base

Author

Giovanni Resta, Feb 06 2006

Status

approved