login
A116118
Numbers k such that k concatenated with k-6 gives the product of two numbers which differ by 5.
5
10, 12, 100, 102, 132, 406, 510, 852, 1000, 1002, 7930, 10000, 10002, 66942, 100000, 100002, 113322, 440056, 1000000, 1000002, 5289256, 10000000, 10000002, 58477510, 100000000, 100000002, 111333222, 164378892, 183673470
OFFSET
1,1
EXAMPLE
1000000000//999999994 = 999999998 * 1000000003, where // denotes concatenation.
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Giovanni Resta, Feb 06 2006
STATUS
approved