A116318 n times n+6 gives the concatenation of two numbers m and m+4.

32, 63, 45211540, 54788455, 78317867, 72388446037855609175404257, 73247326752475247326752672, 75267524732673267524732472, 76126405447292905676080887, 42053270820132695893502981749303

Offset

1,1

Links

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

Example

78317867 * 78317873 = 61336887//61336891, where // denotes
concatenation.

Crossrefs

Cf. A116187, A116304, A116317, A116319, A116325.

Sequence in context: A132300 A206371 A255561 * A225722 A195330 A122616

Adjacent sequences: A116315 A116316 A116317 * A116319 A116320 A116321

Keyword

nonn,base

Author

Giovanni Resta, Feb 06 2006

Status

approved