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A099862 Bisection of A002808. 2
6, 9, 12, 15, 18, 21, 24, 26, 28, 32, 34, 36, 39, 42, 45, 48, 50, 52, 55, 57, 60, 63, 65, 68, 70, 74, 76, 78, 81, 84, 86, 88, 91, 93, 95, 98, 100, 104, 106, 110, 112, 115, 117, 119, 121, 123, 125, 128, 130, 133, 135, 138, 141, 143, 145, 147, 150, 153, 155, 158, 160 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..61.

MAPLE

c:=proc(n) if isprime(n)=true then else n fi end: B:=[seq(c(n), n=2..250)]: seq(B[2*m], m=1..75); # Emeric Deutsch, Dec 09 2004

CROSSREFS

Cf. A099861.

Sequence in context: A214777 A239310 A130699 * A014407 A315952 A100352

Adjacent sequences:  A099859 A099860 A099861 * A099863 A099864 A099865

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, Nov 19 2004

EXTENSIONS

More terms from Emeric Deutsch, Dec 09 2004

STATUS

approved

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Last modified November 18 19:59 EST 2019. Contains 329288 sequences. (Running on oeis4.)