A354716 Odd numbers k such that the number of divisors of k^2 divides k^2-2.

1, 9526953125, 151959765625, 334912109375, 356512890625, 478532421875, 878160546875, 2122945380125, 3078358984375, 4941147265625, 8302317578125, 9788873160125, 11750090234375, 18994970703125, 21265601171875, 87362712109375

Offset

1,2

Comments

Numbers k^2 are the odd terms of A354715.

Links

Max Alekseyev, Table of n, a(n) for n = 1..7095

Crossrefs

Odd terms of A354079.

Cf. A000005, A033950, A272872, A354711, A354712, A354714, A354715.

Sequence in context: A172610 A225143 A130428 * A256622 A359344 A022251

Adjacent sequences: A354713 A354714 A354715 * A354717 A354718 A354719

Keyword

nonn

Author

Max Alekseyev, Jun 03 2022

Status

approved