A116125
Numbers k such that k concatenated with k-5 gives the product of two numbers which differ by 6.
Original entry on oeis.org
7, 97, 205, 300, 477, 732, 997, 1920, 3157, 9997, 52896, 99997, 120085, 427020, 999997, 8264460, 9999997, 88581312, 99999997, 112000885, 112917765, 143075580, 152863360, 193537077, 233788192, 266755221, 313680096
Offset: 1
6786111717//6786111712 = 8237785936 * 8237785942, where // denotes concatenation.
A116257
n times n+8 gives the concatenation of two numbers m and m-5.
Original entry on oeis.org
7, 8217106, 8030443878983905980, 43467818511541680701794365325328847002050, 56532181488458319298205634674671152997943
Offset: 1
8217106 * 8217114 = 6752089//6752084, where // denotes
concatenation.
A116242
Numbers k such that k*(k+6) gives the concatenation of two numbers m and m-7.
Original entry on oeis.org
8871, 9008, 83352839, 99000098, 329767122285, 670232877710, 738226276370, 933006600338, 999000000998, 3779410975143112, 3872816717528064, 4250291784692547, 4278630943941864, 4372036686326816, 4749511753491299
Offset: 1
99000098 * 99000104 = 98010199//98010192, 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
A116262
n times n+6 gives the concatenation of two numbers m and m-4.
Original entry on oeis.org
42, 53, 38160, 61835, 83615, 346977, 653018, 950048, 8647552, 9534262, 8167822280, 9007920989, 9209900789, 9950000498, 4737445289218, 4990568257184, 5009431742811, 5262554710777, 8373808925582
Offset: 1
Showing 1-5 of 5 results.
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