A376776 Position of prime(n) in A302656, or -1 if prime(n) does not appear in A302656.

2, 3, 5, 7, 21, 44, 13, 14, 49, 38, 50, 77, 96, 68, 78, 81, 83, 138, 401, 113, 149, 39, 181, 15, 1646, 43, 110, 161, 10, 153, 364, 162, 432, 1679, 471, 451, 1683, 425, 1691, 1615, 13649

Offset: 1

Author

N. J. A. Sloane, Nov 06 2024

Keywords

• nonn
• more

Comments

The primes in A302656 do not appear in their natural order.

Examples

			Prime(5) = 11, and A302656(21) = 11, so a(5) = 11.
Prime(40) = 173, and A302656(1615) = 173, so a(40) = 1615.
		

Crossrefs

Summary: the 16 sequences derived from A302656 are A376769-A376776, A377903-A377904, A377906-A377911.

Extensions

a(41) = 13649 from Dominic McCarty's b-file for A376772 added by N. J. A. Sloane, Nov 21 2024