A085910 a(n) = smallest prime(k) not equal to prime(n) and not included earlier, such that A001223(k) = A001223(n), i.e., prime(k+1) - prime(k) = prime(n+1) - prime(n).

5, 3, 13, 17, 7, 11, 37, 31, 41, 23, 19, 29, 67, 53, 47, 71, 73, 43, 59, 61, 97, 131, 359, 79, 107, 109, 101, 103, 293, 163, 83, 149, 181, 137, 157, 151, 127, 173, 167, 191, 139, 179, 223, 227, 211, 199, 193, 197, 277, 251, 269, 283, 233, 263, 257, 239, 331, 229, 311

Offset

0,1

Comments

a(1) = 0. Conjecture: a rearrangement of odd primes for n > 1.

Links

Table of n, a(n) for n=0..58.

Crossrefs

Cf. A085909.

Sequence in context: A080797 A358440 A280818 * A093544 A082983 A083594

Adjacent sequences: A085907 A085908 A085909 * A085911 A085912 A085913

Keyword

nonn

Author

Amarnath Murthy, Jul 09 2003

Extensions

Corrected and extended by David Wasserman, Feb 24 2004

Status

approved