A082049 Least composite number greater than n-th composite number having greater smallest prime factor than that of n-th composite number.

9, 9, 9, 25, 15, 15, 15, 25, 21, 21, 21, 25, 25, 25, 49, 27, 35, 33, 33, 33, 35, 35, 49, 39, 39, 49, 45, 45, 45, 49, 49, 49, 121, 51, 55, 55, 55, 77, 57, 65, 63, 63, 63, 65, 65, 77, 69, 69, 77, 75, 75, 75, 77, 77, 121, 81, 81, 85, 85, 85, 91, 87, 91, 91, 91, 121, 93, 95, 95

Offset

1,1

Comments

A020639(a(n))>A020639(A002808(n)); A082048(A002808(n))<=a(n).

Links

Table of n, a(n) for n=1..69.

Crossrefs

Cf. A056608.

Sequence in context: A192984 A069602 A160761 * A282242 A325320 A282910

Adjacent sequences: A082046 A082047 A082048 * A082050 A082051 A082052

Keyword

nonn

Author

Reinhard Zumkeller, Apr 02 2003

Status

approved