A353719 Index of prime(n) in A353709, or -1 if prime(n) does not appear in A353709.

2, 5, 13, 53, 56, 34, 9, 69, 86, 185, 245, 50, 102, 105, 549, 83, 692, 1209, 114, 329, 99, 1007, 189, 235, 47, 319, 542, 740, 724, 232, 5257, 59, 159, 373, 480, 1100, 1371, 476, 1141, 1138, 1044, 498, 18890, 156, 363, 867, 929, 7890, 1041, 925, 564, 12929, 682

Offset

1,1

Comments

Prime(n) refers to the n-th term in the sequence of primes, not the n-th prime in A353709.

Links

Rémy Sigrist, Table of n, a(n) for n = 1..8192

Rémy Sigrist, C++ program

Example

A353709 has offset 0 and begins 0, 1, 2, 4, 8, 3, 16, 12, 32, 17, 6, 40, 64, 5, 10, ..., so a(1) = 2 (from A353709(2) = 2), and a(7) = 9 (from A353709(9) = 17 = prime(7)).

Prog

(C++) See Links section.

Crossrefs

Cf. A353709, A353717.

Sequence in context: A365709 A260709 A112836 * A353722 A105905 A236513

Adjacent sequences: A353716 A353717 A353718 * A353720 A353721 A353722

Keyword

nonn,base

Author

N. J. A. Sloane, May 09 2022

Extensions

More terms from Rémy Sigrist, May 09 2022

Status

approved