A088646 a(0) = 1 and then alternately prime and composite numbers such that the successive difference is (distinct) composite and prime respectively.

1, 5, 8, 17, 22, 37, 39, 47, 54, 79, 90, 139, 152, 173, 190, 223, 242, 269, 292, 331, 360, 479, 510, 587, 624, 659, 700, 751, 794, 839, 886, 941, 994, 1051, 1110, 1201, 1262, 1327, 1394, 1481, 1552, 1621, 1694, 1787, 1866, 1951, 2034, 2129, 2218, 2281, 2378

Offset

0,2

Links

Table of n, a(n) for n=0..50.

Crossrefs

Sequence in context: A314567 A314568 A075338 * A090679 A031191 A365591

Adjacent sequences: A088643 A088644 A088645 * A088647 A088648 A088649

Keyword

nonn

Author

Amarnath Murthy, Oct 28 2003

Extensions

More terms from David Wasserman, Aug 16 2005

Status

approved