A116216 Numbers k such that k concatenated with k+8 gives the product of two numbers which differ by 9.

122, 424, 694, 778, 878, 11012, 17872, 33322, 44644, 100127651905364, 102071005406644, 107985753493528, 110694523108262, 115328750502614, 120698923758154, 126650002778762, 137336087431654, 147311014912628

Offset: 1

Author

Giovanni Resta, Feb 06 2006

Keywords

• nonn
• base

Examples

			44644//44652 = 66812 * 66821, where // denotes concatenation.
		

Crossrefs

Cf. A116211, A116215, A116224, A116347.