A116118
Numbers k such that k concatenated with k-6 gives the product of two numbers which differ by 5.
Original entry on oeis.org
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
1000000000//999999994 = 999999998 * 1000000003, 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.
A116255
n times n+5 gives the concatenation of two numbers m and m-5.
Original entry on oeis.org
76, 80917, 91807, 326508, 475023, 524973, 673488, 4323775, 4767130, 5232866, 5676221, 4083911139, 4975000248, 5024999748, 5916088857, 9503960494, 9604950394, 4186904462790, 4313465946773, 5686534053223, 5813095537206
Offset: 1
A116250
n times n+7 gives the concatenation of two numbers m and m-6.
Original entry on oeis.org
95, 384, 428, 566, 610, 813, 995, 4520, 5474, 9995, 90909, 99995, 316831, 683163, 999995, 3636363, 6363631, 9999995, 82352941, 99999995, 331668331, 368421052, 395604390, 442767753, 461538461, 488721799, 511278195, 538461533
Offset: 1
Showing 1-5 of 5 results.