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.
A116113
Numbers k such that k concatenated with k-7 gives the product of two numbers which differ by 8.
Original entry on oeis.org
95, 216, 287, 515, 675, 995, 1175, 4320, 9995, 82640, 99995, 960795, 999995, 1322312, 4049591, 9999995, 16955015, 34602080, 99999995, 171010235, 181964891, 183673467, 187160072, 321920055, 326530616, 328818032
Offset: 1
8533818720//8533818713 = 9237867023 * 9237867031, where // denotes concatenation.
A116243
n times n+7 gives the concatenation of two numbers m and m-7.
Original entry on oeis.org
38, 56, 32262230, 67737764, 79321054, 3341093417798787499091, 3861488851737861033959, 4747922651210186579785, 5252077348789813420209, 6138511148262138966035, 6658906582201212500903, 7232275368591793618229
Offset: 1
79321054 * 79321061 = 62918301//62918294, where // denotes
concatenation.
A116239
Numbers k such that k*(k+8) gives the concatenation of two numbers m and m-8.
Original entry on oeis.org
7743, 8017, 33294314, 66705679, 98000197, 340465755421, 476452552741, 523547447252, 659534244572, 866013200677, 998000001997, 3695104677080130, 3755782995538764, 4198081170077527, 4803478892324962, 5196521107675031
Offset: 1
98000197 * 98000205 = 96040393//96040385, where // denotes concatenation.
A116245
n times n+9 gives the concatenation of two numbers m and m-7.
Original entry on oeis.org
8, 698, 775, 789, 866, 42336, 57656, 96882, 44121665, 55878327, 85298136, 36680703009575609347721358492, 63319296990424390652278641500, 69346342454876071597336150480, 81501115172242572470460459682
Offset: 1
85298136 * 85298145 = 72757727//72757720, where // denotes
concatenation.
Showing 1-5 of 5 results.