A116119 Numbers k such that k concatenated with k-6 gives the product of two numbers which differ by 7.

96, 150, 186, 324, 376, 666, 996, 2046, 3000, 9996, 82650, 99996, 100384, 466716, 999996, 1322316, 4049584, 9999996, 67820074, 99999996, 110003884, 135734074, 156502836, 196043286, 213017754, 238849000, 261405396, 289940826

Offset

1,1

Links

Table of n, a(n) for n=1..28.

Example

9802960500//9802960494 = 9900990099 * 9900990106, where // denotes concatenation.

Crossrefs

Cf. A116112, A116118, A116132, A116250.

Sequence in context: A261287 A252689 A253392 * A039600 A143847 A178740

Adjacent sequences: A116116 A116117 A116118 * A116120 A116121 A116122

Keyword

nonn,base

Author

Giovanni Resta, Feb 06 2006

Status

approved