A116303 n times n+5 gives the concatenation of two numbers m and m+2.

3, 84, 76981, 714688, 952312, 90438189, 96320542, 32980078899027, 34346653774236, 42816188292271, 42881990066486, 57118009933510, 57183811707725, 65653346225760, 67019921100969, 81321742742208

Offset

1,1

Links

Table of n, a(n) for n=1..16.

Example

96320542 * 96320547 = 92776472//92776474, where // denotes
concatenation.

Crossrefs

Cf. A116172, A116289, A116302, A116304, A116310.

Sequence in context: A160878 A152791 A179431 * A215911 A203510 A065162

Adjacent sequences: A116300 A116301 A116302 * A116304 A116305 A116306

Keyword

nonn,base

Author

Giovanni Resta, Feb 06 2006

Status

approved