A285224 Indices of primes in A027998.

3, 4, 5, 7, 11, 28, 45, 47, 71, 115, 135, 205, 230, 258, 408, 409, 665, 703, 915, 934, 3912, 5031, 5746, 6078, 6391, 7979, 11267, 11296, 14666, 17555, 22073, 23583, 30029, 36150, 51253, 54365, 57557, 68475

Offset

1,1

Comments

No other terms below 100000.

Links

Table of n, a(n) for n=1..38.

Example

11 is in the sequence because A027998(11) = 13309 is prime.

Crossrefs

Cf. A027998, A035359.

Sequence in context: A364653 A046413 A353969 * A322991 A120635 A300841

Adjacent sequences: A285221 A285222 A285223 * A285225 A285226 A285227

Keyword

nonn

Author

Vaclav Kotesovec, Apr 14 2017

Status

approved