A329610 a(n) = A329638(A324201(n)).

1, 5, 269, 6181, 42467605, 6698339765, 137657144245, 2482519341068581109, 4650094754920132605500516092412538533, 172211278811469777927840379819793091108558586157350885, 6181597550035473098411130103418930148893343460909707255358224869, 15429082227467244202811178054212231454083499413948013030392138990797549495221

Offset

1,2

Comments

The first 12 terms are all squarefree (in A005117). Does this hold in general?

Links

Table of n, a(n) for n=1..12.

Formula

a(n) = A329638(A324201(n)) = A329639(A324201(n)) = A329641(A324201(n)).

Crossrefs

Cf. A000043, A005117, A324201, A329638, A329639, A329641, A329644.

Sequence in context: A113257 A180820 A140001 * A283518 A153322 A326321

Adjacent sequences: A329607 A329608 A329609 * A329611 A329612 A329613

Keyword

nonn

Author

Antti Karttunen, Nov 22 2019

Status

approved