A071563 Least k such that there are no middle divisors of k (A071090) through k+n.

3, 10, 21, 73, 145, 426, 533, 652, 1335, 2669, 2929, 6513, 6917, 8401, 8859, 10012, 25351, 27281, 27281, 87054, 113051, 122851, 122851, 122851, 122851, 178569, 178569, 185506, 185506, 599206, 599206, 599206, 1308163, 1888133, 1888133, 1888133, 1888133, 1888133

Offset

0,1

Links

Table of n, a(n) for n=0..37.

Example

a(3) = 73 because 73, 74, 75 & 76 are present in A071562.

Crossrefs

Cf. A071090, A071561, A071562.

Sequence in context: A204340 A331017 A207646 * A360632 A139116 A373081

Adjacent sequences: A071560 A071561 A071562 * A071564 A071565 A071566

Keyword

nonn

Author

Robert G. Wilson v, May 30 2002

Extensions

a(18) inserted and more terms from Sean A. Irvine, Jul 26 2024

Status

approved