A354140 a(n) = index where prime(n) appears in A353730.

1, 3, 5, 6, 8, 10, 11, 12, 13, 16, 17, 18, 20, 21, 22, 23, 24, 25, 26, 27, 28, 30, 33, 34, 35, 36, 37, 38, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 61, 62, 64, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109

Offset: 1

Author

N. J. A. Sloane, May 18 2022

Keywords

• nonn

Comments

Here prime(n) means the n-th prime in 2, 3, 5, 7, ..., not the n-th term of A353730 that happens to be a prime.

Examples

			A353730(8) = 11 = prime(5), so a(5) = 8.
		

Crossrefs

Cf. A353730, A353734.