A309230 Positions of records in A033178.

2, 5, 13, 25, 37, 41, 61, 85, 113, 181, 361, 421, 433, 613, 793, 1009, 1121, 1261, 2053, 2161, 3421, 4001, 5441, 6481, 7141, 7561, 8033, 9361

Offset

1,1

Comments

Terms appear to have relatively few prime factors compared to their neighbors. a(28)=9361=11*23*37 is the first term with 3 factors.

Links

Table of n, a(n) for n=1..28.

Onno M. Cain, Bioperational Multisets in Various Semi-rings, arXiv:1908.03235 [math.RA], 2019.

Crossrefs

Cf. A033178, A033179, A104173.

Sequence in context: A079780 A178621 A362105 * A048871 A324702 A072921

Adjacent sequences: A309227 A309228 A309229 * A309231 A309232 A309233

Keyword

nonn,more

Author

Onno M. Cain, Jul 16 2019

Status

approved