A116180
Numbers k such that k concatenated with k+3 gives the product of two numbers which differ by 7.
Original entry on oeis.org
7137, 7767, 47783068991048776635, 48797525371338932241, 55658688122404752991, 56753136503494828605, 85555875266989354735, 86911515887391841491, 95992713077544748491, 97428345698747155255
Offset: 1
7767//7770 = 8810 * 8817, where // denotes concatenation.
7767//7762 = 8809 * 8818.
7767//7776 = 8811 * 8816.
A116193
Numbers k such that k concatenated with k+5 gives the product of two numbers which differ by 5.
Original entry on oeis.org
11, 45, 18281, 32769, 56891, 180689, 330539, 959481, 1850201, 3247409, 4940219, 2425563239, 2575561739, 6003563495, 7245212645, 7770160145, 4983798265289, 5049762270381, 5534298528989, 5603798594169, 21894082450101
Offset: 1
7770160145//7770160136 = 8814851183 * 8814851192, where // denotes concatenation.
A116187
Numbers k such that k concatenated with k+4 gives the product of two numbers which differ by 6.
Original entry on oeis.org
12, 43, 20440836, 30017751, 61336887, 52400871197755334426147587, 53651708763838760619655612, 56652002793835820319625612, 57952296063256269823192087, 17684775866714240650923831481623
Offset: 1
61336887//61336891 = 78317867 * 78317873, where // denotes concatenation. 61336887//61336896 = 78317868 * 78317872.
A116132
Numbers k such that k concatenated with k-4 gives the product of two numbers which differ by 7.
Original entry on oeis.org
74, 59264, 510782, 906902, 81790664, 92776472, 10876856041862, 11796926254874, 18332259798794, 18388650720624, 32624670587648, 32699883214248, 43103618706398, 44916698243804, 66132258426302
Offset: 1
92776472//92776468 = 96320541 * 96320548, where // denotes concatenation.
A116189
Numbers k such that k concatenated with k+4 gives the product of two numbers which differ by 8.
Original entry on oeis.org
4, 80, 10736, 45205, 58256, 481580, 810181, 5321861, 8223821, 1342750076, 4014039205, 6425372269, 7089305869, 9801001981, 1057798964204, 4553034666541, 5261853984181, 8977355147344, 9962308611856
Offset: 1
A116195
Numbers k such that k concatenated with k+5 gives the product of two numbers which differ by 7.
Original entry on oeis.org
7403, 8885, 12563, 41675, 54239, 2353623, 2650793, 7717533, 527390351115, 567933643889, 627121279653, 671264212463, 1335723019653517755, 2049430589972661489, 2995303155542192885, 4026214090447622723
Offset: 1
7717533//7717538 = 8784946 * 8784953, where // denotes concatenation.
A116319
n times n+7 gives the concatenation of two numbers m and m+4.
Original entry on oeis.org
77, 4328, 5666, 9365, 41505566065992219342, 44035313091289689595, 46429818586950933764, 48959565612248404017, 51040434387751595977, 53570181413049066230, 55964686908710310399, 58494433934007780652
Offset: 1
9365 * 9372 = 8776//8780, where // denotes concatenation.
A116140
Numbers k such that k concatenated with k-3 gives the product of two numbers which differ by 9.
Original entry on oeis.org
5, 7403, 8885, 12563, 41675, 54239, 2353623, 2650793, 7717533, 527390351115, 567933643889, 627121279653, 671264212463, 1335723019653517755, 2049430589972661489, 2995303155542192885, 4026214090447622723
Offset: 1
7717533//7717530 = 8784945 * 8784954, where // denotes concatenation.
A116264
n times n+9 gives the concatenation of two numbers m and m-4.
Original entry on oeis.org
76, 4327, 5665, 9364, 41505566065992219341, 44035313091289689594, 46429818586950933763, 48959565612248404016, 51040434387751595976, 53570181413049066229, 55964686908710310398, 58494433934007780651
Offset: 1
9364 * 9373 = 8776//8772, where // denotes concatenation.
Showing 1-9 of 9 results.
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