A093416 Index of first occurrence of prime(n) in A034694.

1, 2, 4, 3, 5, 12, 8, 9, 11, 7, 15, 36, 20, 21, 23, 13, 29, 60, 33, 35, 24, 39, 41, 44, 32, 25, 17, 53, 27, 56, 63, 65, 68, 69, 37, 75, 156, 81, 83, 43, 89, 45, 19, 64, 49, 99, 105, 111, 113, 57, 116, 119, 80, 125, 128, 131, 67, 135, 92, 140, 47, 73, 153, 31, 104, 79, 55, 84

Offset

1,2

Comments

a(n) = smallest k such that A034694(k) = prime(n).

Links

Table of n, a(n) for n=1..68.

Example

A034694(7) = 29 = prime(10) and A034694(k) <> 29 for k < 7, hence a(10) = 7.
A034694(8) = 17 = prime(7) and A034694(k) <> 17 for k < 8, hence a(7) = 8.

Crossrefs

Cf. A034694.

Sequence in context: A276472 A245702 A297706 * A073944 A072937 A343312

Adjacent sequences: A093413 A093414 A093415 * A093417 A093418 A093419

Keyword

nonn

Author

Klaus Brockhaus, Feb 13 2006

Status

approved