A248083 Subsequence of lesser of 2 terms of A095301 that are 2 apart.

5850, 8370, 12400, 12402, 13804, 15930, 21328, 25506, 26908, 29428, 32058, 36988, 41886, 45162, 46564, 52108, 53730, 59668, 61290, 62944, 64818, 66220, 71008, 71370, 72772, 74788, 76410, 82600, 83970, 85876, 91026, 92428, 97468, 99090, 103662, 104130, 105028

Offset

1,1

Comments

A095301 lists integers that have a smaller friend, that is, there exists a smaller integer with same abundancy, sigma(x)/x. In A095301 there are terms with a difference of 2, motivating this sequence.

Links

Table of n, a(n) for n=1..37.

Example

5850 is in the sequence because 5850 and 5852, that differ by 2, are both in A095301. That is, for both X=5850 and Y=5852, there exists 2 smaller z (x and y) such that sigma(z)/z = sigma(Z)/Z: 300 and 1254.

Crossrefs

Cf. A095301, A248084 (similar, with 3 consecutive terms).

Sequence in context: A013809 A013888 A280446 * A031830 A297660 A219008

Adjacent sequences: A248080 A248081 A248082 * A248084 A248085 A248086

Keyword

nonn

Author

Michel Marcus, Oct 01 2014

Status

approved