A306786 Primes p such that p^2 divides A087935(p).

2, 3, 7, 11, 103, 4441, 41213, 4956803

Offset

1,1

Comments

No more terms < 10^7.

A087935(p) is divisible by p for p prime, so sequence looks for primes p such that p^2 divides A087935(p).

Next term >= 10^11. - Lucas A. Brown, Feb 06 2021

Links

Table of n, a(n) for n=1..8.

Example

A087935(103) = 8349283 = 103^2 * 787.

Crossrefs

Cf. A000040, A087935, A173656, A306785.

Sequence in context: A267091 A053781 A066749 * A137767 A191704 A284903

Adjacent sequences: A306783 A306784 A306785 * A306787 A306788 A306789

Keyword

nonn,more

Author

Seiichi Manyama, Mar 09 2019

Status

approved