A116312
n times n+8 gives the concatenation of two numbers m and m+3.
Original entry on oeis.org
72, 3255, 6738, 9752, 80647887029795095027968358511096470120, 85938613861405938604061385940594061403, 88568679109003015820047566431888549328
Offset: 1
9752 * 9760 = 9517//9520, where // denotes concatenation.
A116182
Numbers k such that k concatenated with k+3 gives the product of two numbers which differ by 9.
Original entry on oeis.org
3, 14879, 37733, 78677, 1358679, 3986627, 5217267, 71097587, 96105783, 119085207401333056054787, 163143914551633969404033, 355322363584753736584499, 428910715257982234999959
Offset: 1
96105783//96105786 = 98033553 * 98033562, where // denotes
concatenation.
A116306
n times n+9 gives the concatenation of two numbers m and m+2.
Original entry on oeis.org
3349727, 3922992, 6077000, 6650265, 4076746044440402197, 5923253955559597795, 7713109680804038561, 33652275100997044455421, 66347724899002955544571, 74261393963751156983420
Offset: 1
6650265 * 6650274 = 4422608//4422610, where // denotes
concatenation.
A116321
n times n+9 gives the concatenation of two numbers m and m+4.
Original entry on oeis.org
36, 56, 35161, 64831, 80616, 3987149564, 4383189168, 5616810824, 6012850428, 7706615964, 8102655568, 4345867705884192320, 4745041385024898581, 5254958614975101411, 5654132294115807672, 79423444003688998051750982
Offset: 1
Showing 1-4 of 4 results.