A116104
Numbers k such that k concatenated with k-8 gives the product of two numbers which differ by 4.
Original entry on oeis.org
65, 6653, 9605, 218413, 283720, 996005, 58446925, 99960005, 6086712229, 7385370133, 8478948853, 9999600005, 120178240093, 161171620229, 358247912200, 426843573160, 893417179213, 999996000005, 23376713203604
Offset: 1
9999600005//9999599997 = 9999799999 * 9999800003, where // denotes concatenation.
A116234
n times n+3 gives the concatenation of two numbers m and m-8.
Original entry on oeis.org
75, 3940697271069731588503127963131864400305034239, 4151390954867901940837042502762708788079731026, 4640791465716781132715600310864305127175798261
Offset: 1
75 * 78 = 58//50, where // denotes concatenation.
A116236
n times n+5 gives the concatenation of two numbers m and m-8.
Original entry on oeis.org
7282816, 8171726, 4550754022124826465, 5449245977875173531, 8176518705147900804, 8951999555715882882349355522887, 9861090464806791973258446431978
Offset: 1
8171726 * 8171731 = 6677714//6677706, where // denotes
concatenation.
A116248
n times n+4 gives the concatenation of two numbers m and m-6.
Original entry on oeis.org
7310, 8989, 32522, 67475, 76566, 4891728, 5108269, 8528092, 71588334, 98999899, 399659933005, 600340066992, 723627738225, 877712329766, 998999998999, 3485626998112, 3787100274612, 6212899725385, 6514373001885
Offset: 1
98999899 * 98999903 = 98009803//98009797, where // denotes
concatenation.
A116227
n times n+4 gives the concatenation of two numbers m and m-9.
Original entry on oeis.org
44, 53, 949949, 979652, 7771781677, 7900890078, 9920892098, 9949999499, 38773083432315, 41534158410840, 47433813119406, 52566186880591, 58465841589157, 61226916567682, 72258945037433, 86156896546723
Offset: 1
Showing 1-5 of 5 results.
Comments