A173400 n-th difference between consecutive primes=n-th difference between consecutive nonnegative nonprimes.

1, 3, 7, 20, 26, 33, 43, 49, 52, 81, 116, 140, 176, 265, 288, 313, 320, 323, 373, 377, 395, 398, 405, 408, 486, 492, 530, 555, 567, 592, 671, 681, 772, 805, 849, 874, 884, 931, 936, 1016, 1030, 1149, 1204, 1324, 1347, 1406, 1464, 1550, 1621, 1639, 1707, 1712

Offset

1,2

Comments

Numbers n such that A001223(n)=A054546(n).

Links

Table of n, a(n) for n=1..52.

Formula

A001223(a(n))=A054546(a(n)).

Crossrefs

Cf. A001223, A075526, A173390, A173401, A029707.

Sequence in context: A113875 A111974 A243100 * A281971 A230352 A271894

Adjacent sequences: A173397 A173398 A173399 * A173401 A173402 A173403

Keyword

nonn,easy,less

Author

Juri-Stepan Gerasimov, Feb 17 2010

Extensions

Extended by Charles R Greathouse IV, Mar 25 2010

Status

approved