A088140 Duplicate of A005451 (for n >= 3).

2, 1, 4, 1, 6, 1, 8, 9, 10, 1, 12, 1, 14, 15, 16, 1, 18, 1, 20, 21, 22, 1, 24, 25, 26, 27, 28, 1, 30, 1, 32, 33, 34, 35, 36, 1, 38, 39, 40, 1, 42, 1, 44, 45, 46, 1, 48, 49, 50, 51, 52, 1, 54, 55, 56, 57, 58, 1, 60, 1, 62, 63, 64, 65, 66, 1, 68, 69, 70, 1, 72, 1, 74, 75, 76, 77, 78, 1

Offset

2,1

Comments

Previous name was: a(n) = 1 if n is an odd prime otherwise a(n) = n.

Links

Table of n, a(n) for n=2..79.

Crossrefs

Sequence in context: A317505 A137374 A131516 * A130758 A130892 A353318

Adjacent sequences: A088137 A088138 A088139 * A088141 A088142 A088143

Keyword

dead

Author

Roger L. Bagula, Nov 04 2003

Status

approved