A116113 Numbers k such that k concatenated with k-7 gives the product of two numbers which differ by 8.

95, 216, 287, 515, 675, 995, 1175, 4320, 9995, 82640, 99995, 960795, 999995, 1322312, 4049591, 9999995, 16955015, 34602080, 99999995, 171010235, 181964891, 183673467, 187160072, 321920055, 326530616, 328818032

Offset

1,1

Links

Table of n, a(n) for n=1..26.

Example

8533818720//8533818713 = 9237867023 * 9237867031, where // denotes concatenation.

Crossrefs

Cf. A115429, A116112, A116114, A116126, A116244.

Sequence in context: A063371 A044427 A044808 * A051400 A225931 A008875

Adjacent sequences: A116110 A116111 A116112 * A116114 A116115 A116116

Keyword

nonn,base

Author

Giovanni Resta, Feb 06 2006

Status

approved