A273757 Least prime factor of A272935(n).

7, 13, 31, 37, 31, 73, 79, 103, 103, 109, 103, 193, 139, 181, 211, 193, 331, 373, 349, 421, 541, 421, 439, 601, 883, 613, 673, 769, 883, 631, 1153, 787, 739, 733, 1063, 1033, 1291, 1279, 853, 1009, 1801, 1231, 1951, 1153, 1531, 1453, 997, 1693

Offset

1,1

Links

Table of n, a(n) for n=1..48.

Example

a(1) = 7 because A272935(1) = 1729 and 1729 = 7*13*19.

Crossrefs

Cf. A020639, A272935.

Sequence in context: A063583 A350072 A065764 * A073473 A272407 A040084

Adjacent sequences: A273754 A273755 A273756 * A273758 A273759 A273760

Keyword

nonn

Author

Altug Alkan, May 29 2016

Status

approved