A099836 - OEIS

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A099836

Bisection of A000961.

1, 3, 5, 8, 11, 16, 19, 25, 29, 32, 41, 47, 53, 61, 67, 73, 81, 89, 101, 107, 113, 125, 128, 137, 149, 157, 167, 173, 181, 193, 199, 223, 229, 239, 243, 256, 263, 271, 281, 289, 307, 313, 331, 343, 349, 359, 367, 379, 389, 401, 419, 431, 439, 449, 461, 467, 487

(list; graph; refs; listen; history; text; internal format)

OFFSET

0,2

LINKS

Table of n, a(n) for n=0..56.

MAPLE

a:=proc(n) if nops(ifactors(n)[2])=1 then n else fi end: A:=[seq(a(n), n=1..570)]: 1, seq(A[2*k], k=1..nops(A)/2); # Emeric Deutsch, Dec 18 2004

CROSSREFS

Cf. A000961, A099847.

Sequence in context: A248879 A014688 A167136 * A344010 A281333 A371154

Adjacent sequences: A099833 A099834 A099835 * A099837 A099838 A099839

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane, Nov 19 2004

EXTENSIONS

More terms from Emeric Deutsch, Dec 18 2004

STATUS

approved