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A116104 Numbers n such that n concatenated with n-8 gives the product of two numbers which differ by 4. 5
65, 6653, 9605, 218413, 283720, 996005, 58446925, 99960005, 6086712229, 7385370133, 8478948853, 9999600005, 120178240093, 161171620229, 358247912200, 426843573160, 893417179213, 999996000005, 23376713203604 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

EXAMPLE

9999600005//9999599997 = 9999799999 * 9999800003, where // denotes concatenation.

CROSSREFS

Cf. A116096, A116103, A116105, A116117, A116235.

Sequence in context: A202386 A115432 * A116121 A118707 A144661 A176370

Adjacent sequences:  A116101 A116102 A116103 * A116105 A116106 A116107

KEYWORD

nonn,base

AUTHOR

Giovanni Resta (g.resta(AT)iit.cnr.it), Feb 06 2006

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Last modified February 16 04:47 EST 2012. Contains 205860 sequences.